यदि (p(x)=ax-2 +3x+5) की घात (1) है, तो (a) का मान क्या होगा?
If (p(x)=ax-2 +3x+5) has degree (1), what will be the value of (a)?
#polynomials
#degree
#parameter
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A (0)
B (1)
C (3)
D (5)
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Explanation
Simple Explanation
घात (1) होने के लिए \(x^2\) का गुणांक (0) होना चाहिए। इसलिए (a=0) है। / For degree (1), the coefficient of \(x^2\) must be (0). Therefore (a=0).
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बहुपद \(4x^3-2x^2+7x-9\) में \(x^2\) के गुणांक और नियत पद का योग क्या है?
In the polynomial \(4x^3-2x^2+7x-9\), what is the sum of the coefficient of \(x^2\) and the constant term?
#coefficient
#constant-term
#polynomial
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A (-11)
B (-7)
C (7)
D (11)
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Explanation
Simple Explanation
\(x^2\) का गुणांक (-2) और नियत पद (-9) है। उनका योग (-11) है। / The coefficient of \(x^2\) is (-2) and the constant term is (-9). Their sum is (-11).
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यदि (q(x)=x-2 -kx+6) और (q(2)=0), तो (k) का मान क्या है?
If (q(x)=x-2 -kx+6) and (q(2)=0), what is the value of (k)?
#zero-of-polynomial
#parameter
#substitution
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A (3)
B (4)
C (5)
D (6)
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Explanation
Simple Explanation
(q(2)=4-2k+6=0) से (10-2k=0) मिलता है। इसलिए (k=5) है। / (q(2)=4-2k+6=0) gives (10-2k=0). So (k=5).
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निम्न में से कौन सा व्यंजक (x) में बहुपद नहीं है?
Which of the following expression is not a polynomial in (x)?
#not-polynomial
#negative-power
#definition
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A \(3x^2-5x+1\)
B \(\sqrt{3}x^2+2x-8\)
C \(x^4+\frac{1}{2}x^2-7\)
D \(x^2+\frac{4}{x}+1\)
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Correct Answer
D. \(x^2+\frac{4}{x}+1\)
Explanation
Simple Explanation
\(\frac{4}{x}=4x^{-1}\) में चर की घात ऋणात्मक है। बहुपद में चर की घातें पूर्ण संख्याएँ होनी चाहिए। / \(\frac{4}{x}=4x^{-1}\) has a negative power of the variable. In a polynomial, powers of the variable must be whole numbers.
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यदि (p(x)=2x-3 +mx-2 -x+4) में \(x^2\) का गुणांक (-5) है, तो (m) क्या है?
If the coefficient of \(x^2\) in (p(x)=2x-3 +mx-2 -x+4) is (-5), what is (m)?
#coefficient
#parameter
#polynomial
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A (5)
B (-5)
C (2)
D (-1)
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Explanation
Simple Explanation
\(x^2\) के साथ लगा गुणक (m) है। दिया है (m=-5), इसलिए उत्तर (-5) है। / The multiplier of \(x^2\) is (m). Given (m=-5), so the answer is (-5).
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बहुपद \(7x^5-3x^4+x^2-11\) में अनुपस्थित \(x^3\) पद का गुणांक क्या है?
What is the coefficient of the missing \(x^3\) term in \(7x^5-3x^4+x^2-11\)?
#missing-term
#coefficient
#degree
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A (7)
B (-3)
C (0)
D (1)
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Explanation
Simple Explanation
इस बहुपद में \(x^3\) का पद नहीं है। अनुपस्थित पद का गुणांक (0) माना जाता है। / There is no \(x^3\) term in this polynomial. The coefficient of a missing term is taken as (0).
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यदि (f(x)=x-2 +2x-8), तो निम्न में से कौन (f(x)) का शून्य है?
If (f(x)=x-2 +2x-8), which of the following is a zero of (f(x))?
#zero-of-polynomial
#substitution
#quadratic
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A (4)
B (2)
C (1)
D (-1)
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Explanation
Simple Explanation
(f(2)=4+4-8=0) है। इसलिए (2) इस बहुपद का शून्य है। / (f(2)=4+4-8=0). Therefore (2) is a zero of this polynomial.
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यदि (p(x)=3x-2 -2x+1), तो (p(2)-p(1)) का मान क्या है?
If (p(x)=3x-2 -2x+1), what is the value of (p(2)-p(1))?
#polynomial-value
#substitution
#difference
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A (5)
B (6)
C (7)
D (8)
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Explanation
Simple Explanation
(p(2)=9) और (p(1)=3) है। इसलिए (p(2)-p(1)=6) है। / (p(2)=9) and (p(1)=3). Therefore (p(2)-p(1)=6).
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यदि \(2x^2+5x-3\) को अवरोही घातों में लिखा जाए, तो प्रमुख पद कौन सा है?
If \(2x^2+5x-3\) is written in descending powers, which is the leading term?
#leading-term
#descending-order
#quadratic
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A \(2x^2\)
B (5x)
C (-3)
D \(x^2\)
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Correct Answer
A. \(2x^2\)
Explanation
Simple Explanation
सबसे बड़ी घात (2) वाला पद \(2x^2\) है। प्रमुख पद हमेशा सबसे बड़ी घात वाला पूरा पद होता है। / The term with highest power (2) is \(2x^2\). The leading term is always the full term with the greatest power.
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किस मान के लिए (p(x)=(a-2)x-3 +4x-2 +1) की घात (2) हो जाएगी?
For which value will (p(x)=(a-2)x-3 +4x-2 +1) have degree (2)?
#degree
#parameter
#highest-power
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A (a=0)
B (a=1)
C (a=2)
D (a=4)
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Explanation
Simple Explanation
घात (2) के लिए \(x^3\) का गुणांक (0) होना चाहिए। (a-2=0) से (a=2) मिलता है। / For degree (2), the coefficient of \(x^3\) must be (0). From (a-2=0), we get (a=2).
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निम्न में से किस बहुपद में (x) का गुणांक (0) है?
In which of the following polynomials is the coefficient of (x) equal to (0)?
#coefficient
#missing-x-term
#polynomial
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A \(x^2+5x+6\)
B \(3x^2-4\)
C \(2x^3+x-1\)
D (7x-9)
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Correct Answer
B. \(3x^2-4\)
Explanation
Simple Explanation
\(3x^2-4\) में (x) का पद नहीं है। इसलिए (x) का गुणांक (0) है। / In \(3x^2-4\), there is no (x)-term. So the coefficient of (x) is (0).
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यदि (r(x)=x-3 -4x), तो (r(-2)) का मान क्या है?
If (r(x)=x-3 -4x), what is the value of (r(-2))?
#substitution
#cubic-polynomial
#zero
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A (0)
B (2)
C (4)
D (-4)
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Explanation
Simple Explanation
(r(-2)=(-2)3 -4(-2)=-8+8=0) है। ऋणात्मक मानों में कोष्ठक लगाना जरूरी है। / (r(-2)=(-2)3 -4(-2)=-8+8=0). Brackets are important for negative values.
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कौन सा कथन \(5x^2-3x+7\) के लिए सही है?
Which statement is correct for \(5x^2-3x+7\)?
#quadratic-polynomial
#classification
#degree
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A यह रैखिक बहुपद है / It is a linear polynomial
B यह द्विघात बहुपद है / It is a quadratic polynomial
C यह त्रिघात बहुपद है / It is a cubic polynomial
D यह शून्य बहुपद है / It is the zero polynomial
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Correct Answer
B. यह द्विघात बहुपद है / It is a quadratic polynomial
Explanation
Simple Explanation
इसमें (x) की सबसे बड़ी घात (2) है। इसलिए यह द्विघात बहुपद है। / The highest power of (x) is (2). Therefore it is a quadratic polynomial.
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यदि (p(x)=kx+12) का शून्य (3) है, तो (k) का मान क्या है?
If (3) is a zero of (p(x)=kx+12), what is the value of (k)?
#linear-polynomial
#zero
#parameter
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A (4)
B (-4)
C (9)
D (-9)
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Explanation
Simple Explanation
(p(3)=0) से (3k+12=0) मिलता है। इसलिए (k=-4) है। / From (p(3)=0), we get (3k+12=0). Therefore (k=-4).
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\(x^4-6x^2+9\) में कितने गैर-शून्य पद हैं?
How many non-zero terms are there in \(x^4-6x^2+9\)?
#number-of-terms
#nonzero-terms
#polynomial
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A (2)
B (3)
C (4)
D (5)
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Explanation
Simple Explanation
गैर-शून्य पद \(x^4\), \(-6x^2\) और (9) हैं। इसलिए कुल (3) गैर-शून्य पद हैं। / The non-zero terms are \(x^4\), \(-6x^2\), and (9). So there are (3) non-zero terms.
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यदि (p(x)=x-2 +ax+a) और (p(1)=5), तो (a) का मान क्या है?
If (p(x)=x-2 +ax+a) and (p(1)=5), what is the value of (a)?
#parameter
#polynomial-value
#substitution
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A (1)
B (2)
C (3)
D (4)
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Explanation
Simple Explanation
(p(1)=1+a+a=5) से (1+2a=5) मिलता है। इसलिए (a=2) है। / (p(1)=1+a+a=5) gives (1+2a=5). Therefore (a=2).
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यदि (p(x)=x-2 -9), तो कौन सी संख्या (p(x)) का शून्य नहीं है?
If (p(x)=x-2 -9), which number is not a zero of (p(x))?
#zero-of-polynomial
#quadratic
#checking
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A (3)
B (-3)
C (0)
D इनमें से कोई नहीं / None of these
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Explanation
Simple Explanation
(p(0)=02 -9=-9) है जो (0) नहीं है। इसलिए (0) शून्य नहीं है। / (p(0)=02 -9=-9), which is not (0). So (0) is not a zero.
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बहुपद \(3x^4-5x^2+2x-8\) का प्रमुख गुणांक क्या है?
What is the leading coefficient of \(3x^4-5x^2+2x-8\)?
#leading-coefficient
#degree-four
#polynomial
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A (3)
B (-5)
C (2)
D (-8)
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Explanation
Simple Explanation
प्रमुख पद \(3x^4\) है। इसलिए प्रमुख गुणांक (3) है। / The leading term is \(3x^4\). Therefore the leading coefficient is (3).
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यदि (p(x)=2x-2 -7x+3), तो (p(3)) का मान क्या है?
If (p(x)=2x-2 -7x+3), what is the value of (p(3))?
#substitution
#zero
#quadratic
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A (0)
B (3)
C (6)
D (9)
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Explanation
Simple Explanation
(p(3)=2(3)2 -7(3)+3=18-21+3=0) है। अतः (3) इसका शून्य है। / (p(3)=2(3)2 -7(3)+3=18-21+3=0). Hence (3) is its zero.
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यदि \(x^3+2x^2+cx+5\) में (x) का गुणांक (6) है, तो (c+5) क्या होगा?
If the coefficient of (x) in \(x^3+2x^2+cx+5\) is (6), what will be (c+5)?
#coefficient
#parameter
#evaluation
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A (6)
B (9)
C (11)
D (15)
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Explanation
Simple Explanation
(x) का गुणांक (c=6) है। इसलिए (c+5=11) होगा। / The coefficient of (x) is (c=6). Therefore (c+5=11).
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निम्न में से कौन सा बहुपद नियत बहुपद नहीं है?
Which of the following is not a constant polynomial?
#constant-polynomial
#classification
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A (8)
B (-3)
C (0)
D (2x+1)
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Explanation
Simple Explanation
(2x+1) में चर (x) है इसलिए यह नियत बहुपद नहीं है। नियत बहुपद में चर वाला पद नहीं होता। / (2x+1) contains the variable (x), so it is not a constant polynomial. A constant polynomial has no variable term.
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(p(x)=x-2 +4x+4) के लिए निम्न में से कौन सा सत्य है?
Which of the following is true for (p(x)=x-2 +4x+4)?
#zero-of-polynomial
#perfect-square
#substitution
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A (p(-2)=0)
B (p(0)=0)
C (p(2)=0)
D (p(4)=0)
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Correct Answer
A. (p(-2)=0)
Explanation
Simple Explanation
(p(-2)=4-8+4=0) है। इसलिए (-2) इस बहुपद का शून्य है। / (p(-2)=4-8+4=0). Therefore (-2) is a zero of this polynomial.
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यदि (p(x)=5x-2 -3x+2), तो (p(0)+p(1)) का मान क्या है?
If (p(x)=5x-2 -3x+2), what is the value of (p(0)+p(1))?
#polynomial-value
#sum
#substitution
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A (4)
B (5)
C (6)
D (8)
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Explanation
Simple Explanation
(p(0)=2) और (p(1)=4) है। इसलिए योग (6) है। / (p(0)=2) and (p(1)=4). Therefore the sum is (6).
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कौन सा विकल्प \(x^2-5x+6\) को पदों के सही समूह के रूप में दिखाता है?
Which option shows the correct group of terms of \(x^2-5x+6\)?
#terms
#signs
#trinomial
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A \(x^2\), (-5x), (6)
B \(x^2\), (5x), (6)
C (x), (-5), (6)
D \(x^2-5\), (x+6)
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Correct Answer
A. \(x^2\), (-5x), (6)
Explanation
Simple Explanation
चिह्न सहित पद \(x^2\), (-5x) और (6) हैं। पद पहचानते समय ऋण चिह्न साथ रखें। / The terms with signs are \(x^2\), (-5x), and (6). Keep the negative sign with the term while identifying terms.
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यदि (p(x)=x-3 +ax-2 +bx+1) में (a=0) और (b=-2), तो बहुपद क्या होगा?
If (a=0) and (b=-2) in (p(x)=x-3 +ax-2 +bx+1), what will the polynomial be?
#parameter
#substitution
#polynomial-form
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A \(x^3-2x+1\)
B \(x^3+2x+1\)
C \(x^3-2x^2+1\)
D \(x^3+x^2-2x\)
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Correct Answer
A. \(x^3-2x+1\)
Explanation
Simple Explanation
(a=0) से \(x^2\) पद हटता है और (b=-2) से (-2x) मिलता है। इसलिए बहुपद \(x^3-2x+1\) है। / With (a=0), the \(x^2\) term vanishes, and with (b=-2), we get (-2x). So the polynomial is \(x^3-2x+1\).
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निम्न में से कौन सा बहुपद (x) में है लेकिन (y) में नहीं है?
Which of the following is a polynomial in (x) but not in (y)?
#one-variable
#variable-identification
#polynomial
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A \(x^2+3x+1\)
B \(y^2+3y+1\)
C (xy+1)
D (x+y+1)
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Correct Answer
A. \(x^2+3x+1\)
Explanation
Simple Explanation
\(x^2+3x+1\) में केवल (x) चर है। इसलिए यह (x) में एक चर वाला बहुपद है। / \(x^2+3x+1\) has only the variable (x). So it is a one-variable polynomial in (x).
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यदि (p(x)=4x-12), तो किस मान पर (p(x)=0) होगा?
If (p(x)=4x-12), for which value will (p(x)=0)?
#linear-polynomial
#zero
#equation
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A (2)
B (3)
C (4)
D (12)
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Explanation
Simple Explanation
(4x-12=0) से (4x=12) और (x=3) मिलता है। यह बहुपद का शून्य है। / From (4x-12=0), we get (4x=12) and (x=3). This is the zero of the polynomial.
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यदि किसी गैर-शून्य नियत बहुपद की घात पूछी जाए, तो सही उत्तर क्या होगा?
If the degree of a non-zero constant polynomial is asked, what will be the correct answer?
#constant-polynomial
#degree
#concept
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A (0)
B (1)
C परिभाषित नहीं / Not defined
D बहुपद नहीं / Not a polynomial
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Explanation
Simple Explanation
गैर-शून्य नियत बहुपद की घात (0) होती है। इसे शून्य बहुपद से अलग रखें। / The degree of a non-zero constant polynomial is (0). Keep it separate from the zero polynomial.
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\(x^2+1\), \(x^3+x\), (5x-2) में सबसे कम घात वाला बहुपद कौन सा है?
Among \(x^2+1\), \(x^3+x\), and (5x-2), which polynomial has the least degree?
#compare-degree
#linear-polynomial
#classification
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A \(x^2+1\)
B \(x^3+x\)
C (5x-2)
D तीनों की घात समान है / All three have the same degree
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Explanation
Simple Explanation
इनकी घातें क्रमशः (2), (3) और (1) हैं। सबसे कम घात (1) है। / Their degrees are (2), (3), and (1) respectively. The least degree is (1).
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यदि (p(x)=x-2 +x+1), तो (p(-1)) का मान क्या है?
If (p(x)=x-2 +x+1), what is the value of (p(-1))?
#substitution
#negative-value
#quadratic
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A (0)
B (1)
C (2)
D (3)
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Explanation
Simple Explanation
(p(-1)=(-1)2 +(-1)+1=1) है। चिह्नों को सावधानी से जोड़ें। / (p(-1)=(-1)2 +(-1)+1=1). Add the signs carefully.
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किस विकल्प में बहुपद \(6x^3+0x^2-2x+9\) को सरल रूप में सही लिखा गया है?
Which option correctly writes \(6x^3+0x^2-2x+9\) in simplified form?
#zero-coefficient
#simplification
#polynomial
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A \(6x^3-2x+9\)
B \(6x^3+2x+9\)
C \(6x^3+x^2-2x+9\)
D \(6x^3-2x\)
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Correct Answer
A. \(6x^3-2x+9\)
Explanation
Simple Explanation
\(0x^2\) का मान (0) है इसलिए वह पद हट जाता है। बाकी पद जैसे हैं वैसे रहते हैं। / The value of \(0x^2\) is (0), so that term vanishes. The remaining terms stay unchanged.
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यदि (p(x)=x-2 -3x+2), तो (p(1)) और (p(2)) के बारे में सही कथन कौन सा है?
If (p(x)=x-2 -3x+2), which statement about (p(1)) and (p(2)) is correct?
#zeros
#quadratic
#substitution
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A दोनों (0) हैं / Both are (0)
B केवल (p(1)=0) है / Only (p(1)=0)
C केवल (p(2)=0) है / Only (p(2)=0)
D दोनों (0) नहीं हैं / Both are not (0)
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Correct Answer
A. दोनों (0) हैं / Both are (0)
Explanation
Simple Explanation
(p(1)=1-3+2=0) और (p(2)=4-6+2=0) है। इसलिए दोनों शून्य हैं। / (p(1)=1-3+2=0) and (p(2)=4-6+2=0). So both are zeros.
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निम्न में से किस बहुपद में प्रमुख गुणांक (1) नहीं है?
Which of the following polynomials does not have leading coefficient (1)?
#leading-coefficient
#monic-polynomial
#classification
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A \(x^3+2x+5\)
B \(x^2-4\)
C \(3x^2+x+1\)
D \(x^5-x\)
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Correct Answer
C. \(3x^2+x+1\)
Explanation
Simple Explanation
\(3x^2+x+1\) का प्रमुख पद \(3x^2\) है। इसका प्रमुख गुणांक (3) है, (1) नहीं। / The leading term of \(3x^2+x+1\) is \(3x^2\). Its leading coefficient is (3), not (1).
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यदि (p(x)=2x-2 +bx-10) और (p(2)=4), तो (b) का मान क्या है?
If (p(x)=2x-2 +bx-10) and (p(2)=4), what is the value of (b)?
#parameter
#polynomial-value
#linear-equation
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A (1)
B (2)
C (3)
D (4)
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Explanation
Simple Explanation
(p(2)=8+2b-10=4) से (2b-2=4) मिलता है। इसलिए (b=3) है। / (p(2)=8+2b-10=4) gives (2b-2=4). Therefore (b=3).
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कौन सा विकल्प \(x^3-1\) के प्रकार को सही बताता है?
Which option correctly describes the type of \(x^3-1\)?
#cubic-binomial
#classification
#terms
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A रैखिक द्विपदी / Linear binomial
B द्विघात त्रिपदी / Quadratic trinomial
C त्रिघात द्विपदी / Cubic binomial
D नियत एकपदी / Constant monomial
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Correct Answer
C. त्रिघात द्विपदी / Cubic binomial
Explanation
Simple Explanation
\(x^3-1\) की घात (3) है और इसमें (2) पद हैं। इसलिए यह त्रिघात द्विपदी है। / \(x^3-1\) has degree (3) and (2) terms. So it is a cubic binomial.
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यदि (p(x)=x-2 +5x+c) में नियत पद (-6) है, तो (p(0)) क्या होगा?
If the constant term in (p(x)=x-2 +5x+c) is (-6), what will (p(0)) be?
#constant-term
#p-of-zero
#polynomial-value
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A (6)
B (-6)
C (0)
D (5)
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Explanation
Simple Explanation
(p(0)) हमेशा नियत पद के बराबर होता है। यहाँ नियत पद (-6) है। / (p(0)) is always equal to the constant term. Here the constant term is (-6).
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निम्न में से कौन सा (t) में बहुपद है?
Which of the following is a polynomial in (t)?
#polynomial-in-t
#definition
#real-coefficient
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A \(t^2+\sqrt{t}+1\)
B \(t^{-2}+3\)
C \(4t^3-\frac{1}{2}t+7\)
D \(\frac{2}{t}+t\)
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Correct Answer
C. \(4t^3-\frac{1}{2}t+7\)
Explanation
Simple Explanation
\(4t^3-\frac{1}{2}t+7\) में (t) की घातें (3), (1) और (0) हैं। ये सभी पूर्ण संख्याएँ हैं। / In \(4t^3-\frac{1}{2}t+7\), the powers of (t) are (3), (1), and (0). All are whole numbers.
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यदि (p(x)=x-2 -2x+3), तो (p(2)+p(-1)) का मान क्या है?
If (p(x)=x-2 -2x+3), what is the value of (p(2)+p(-1))?
#polynomial-value
#sum
#substitution
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A (8)
B (9)
C (10)
D (11)
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Explanation
Simple Explanation
(p(2)=3) और (p(-1)=6) है। इसलिए योग (9) है। / (p(2)=3) and (p(-1)=6). Therefore the sum is (9).
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यदि \(a\neq0\), तो (ax+b) के बारे में सही कथन कौन सा है?
If \(a\neq0\), which statement is correct about (ax+b)?
#linear-polynomial
#standard-form
#degree
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A यह नियत बहुपद है / It is a constant polynomial
B यह रैखिक बहुपद है / It is a linear polynomial
C यह द्विघात बहुपद है / It is a quadratic polynomial
D यह शून्य बहुपद है / It is the zero polynomial
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Correct Answer
B. यह रैखिक बहुपद है / It is a linear polynomial
Explanation
Simple Explanation
\(a\neq0\) होने पर (x) का पद मौजूद रहता है। इसलिए (ax+b) की घात (1) होती है। / When \(a\neq0\), the (x)-term is present. So (ax+b) has degree (1).
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बहुपद \(2x^4+3x^2-5x+7\) में \(x^3\) के गुणांक और (x) के गुणांक का योग क्या है?
In \(2x^4+3x^2-5x+7\), what is the sum of the coefficient of \(x^3\) and the coefficient of (x)?
#coefficients
#missing-term
#sum
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A (-5)
B (0)
C (5)
D (3)
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Explanation
Simple Explanation
\(x^3\) का गुणांक (0) और (x) का गुणांक (-5) है। योग (-5) है। / The coefficient of \(x^3\) is (0) and the coefficient of (x) is (-5). The sum is (-5).
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यदि (p(x)=3x-2 +2x-1), तो (p\left\(\frac{1}{3}\right\)) का मान क्या है?
If (p(x)=3x-2 +2x-1), what is the value of (p\left\(\frac{1}{3}\right\))?
#fraction-substitution
#zero
#polynomial-value
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A (0)
B \(\frac{1}{3}\)
C \(\frac{2}{3}\)
D (1)
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Explanation
Simple Explanation
(p\left\(\frac{1}{3}\right\)=3\left\(\frac{1}{3}\right\)2 +2\left\(\frac{1}{3}\right\)-1=0) है। भिन्न रखते समय कोष्ठक लगाएँ। / (p\left\(\frac{1}{3}\right\)=3\left\(\frac{1}{3}\right\)2 +2\left\(\frac{1}{3}\right\)-1=0). Use brackets while substituting fractions.
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कौन सा विकल्प बहुपद \(8-3x+2x^2\) को अवरोही घातों में सही लिखता है?
Which option correctly writes the polynomial \(8-3x+2x^2\) in descending powers?
#descending-order
#rearrangement
#polynomial
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A \(2x^2-3x+8\)
B \(8+3x+2x^2\)
C \(2x^2+3x+8\)
D \(8-2x^2-3x\)
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Correct Answer
A. \(2x^2-3x+8\)
Explanation
Simple Explanation
अवरोही क्रम में बड़ी घात वाला पद पहले आता है। इसलिए सही रूप \(2x^2-3x+8\) है। / In descending order, the term with greater power comes first. So the correct form is \(2x^2-3x+8\).
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यदि (p(x)=x-2 +px+16) और (4) इसका शून्य है, तो (p) का मान क्या है?
If (4) is a zero of (p(x)=x-2 +px+16), what is the value of (p)?
#zero
#parameter
#quadratic
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A (-8)
B (-4)
C (4)
D (8)
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Explanation
Simple Explanation
\(4^2+4p+16=0\) से (32+4p=0) मिलता है। इसलिए (p=-8) है। / \(4^2+4p+16=0\) gives (32+4p=0). Therefore (p=-8).
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निम्न में से कौन सा कथन शून्य बहुपद के लिए सही है?
Which statement is correct for the zero polynomial?
#zero-polynomial
#degree
#concept
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A इसकी घात (0) होती है / Its degree is (0)
B इसकी घात (1) होती है / Its degree is (1)
C इसकी घात परिभाषित नहीं होती / Its degree is not defined
D यह बहुपद नहीं है / It is not a polynomial
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Correct Answer
C. इसकी घात परिभाषित नहीं होती / Its degree is not defined
Explanation
Simple Explanation
शून्य बहुपद की घात परिभाषित नहीं होती। गैर-शून्य नियत बहुपद की घात (0) होती है। / The degree of the zero polynomial is not defined. A non-zero constant polynomial has degree (0).
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यदि (p(x)=x-3 -2x-2 +x), तो (p(1)) का मान क्या है?
If (p(x)=x-3 -2x-2 +x), what is the value of (p(1))?
#cubic-polynomial
#zero
#substitution
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A (0)
B (1)
C (2)
D (-1)
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Explanation
Simple Explanation
(p(1)=1-2+1=0) है। इसलिए (1) इस बहुपद का शून्य है। / (p(1)=1-2+1=0). Therefore (1) is a zero of this polynomial.
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यदि (p(x)=2x-2 +3x+4), तो (p(-1)) और (p(0)) का अंतर (p(-1)-p(0)) क्या है?
If (p(x)=2x-2 +3x+4), what is the difference (p(-1)-p(0))?
#polynomial-value
#difference
#substitution
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A (-1)
B (0)
C (1)
D (2)
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Explanation
Simple Explanation
(p(-1)=3) और (p(0)=4) है। इसलिए (p(-1)-p(0)=-1) है। / (p(-1)=3) and (p(0)=4). Therefore (p(-1)-p(0)=-1).
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\(x^2+\sqrt{5}x-7\) के बारे में सही कथन कौन सा है?
Which statement is correct about \(x^2+\sqrt{5}x-7\)?
#real-coefficient
#polynomial
#definition
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A यह बहुपद नहीं है क्योंकि \(\sqrt{5}\) है / It is not a polynomial because \(\sqrt{5}\) is present
B यह (x) में बहुपद है / It is a polynomial in (x)
C यह केवल नियत बहुपद है / It is only a constant polynomial
D यह शून्य बहुपद है / It is the zero polynomial
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Correct Answer
B. यह (x) में बहुपद है / It is a polynomial in (x)
Explanation
Simple Explanation
\(\sqrt{5}\) वास्तविक गुणांक है और (x) की घातें पूर्ण संख्याएँ हैं। इसलिए यह (x) में बहुपद है। / \(\sqrt{5}\) is a real coefficient and the powers of (x) are whole numbers. So it is a polynomial in (x).
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यदि (p(x)=x-2 -ax+12) और (p(3)=0), तो (a) का मान क्या है?
If (p(x)=x-2 -ax+12) and (p(3)=0), what is the value of (a)?
#parameter
#zero
#quadratic
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A (5)
B (6)
C (7)
D (8)
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Explanation
Simple Explanation
(9-3a+12=0) से (21-3a=0) मिलता है। इसलिए (a=7) है। / (9-3a+12=0) gives (21-3a=0). Therefore (a=7).
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कौन सा विकल्प \(2x^3-5x^2+x-4\) की घात और नियत पद को सही बताता है?
Which option correctly gives the degree and constant term of \(2x^3-5x^2+x-4\)?
#degree
#constant-term
#cubic-polynomial
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A घात (3), नियत पद (-4) / Degree (3), constant term (-4)
B घात (2), नियत पद (1) / Degree (2), constant term (1)
C घात (1), नियत पद (-5) / Degree (1), constant term (-5)
D घात (4), नियत पद (2) / Degree (4), constant term (2)
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Correct Answer
A. घात (3), नियत पद (-4) / Degree (3), constant term (-4)
Explanation
Simple Explanation
सबसे बड़ी घात (3) है और बिना (x) वाला पद (-4) है। इसलिए सही जोड़ी घात (3), नियत पद (-4) है। / The highest power is (3) and the term without (x) is (-4). So the correct pair is degree (3), constant term (-4).
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यदि (p(x)=ax-3 +bx-2 +cx+d) और (p(0)=-7), तो (d) का मान क्या है?
If (p(x)=ax-3 +bx-2 +cx+d) and (p(0)=-7), what is the value of (d)?
#polynomial-value
#constant-term
#parameter
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A (7)
B (-7)
C (0)
D (a+b+c)
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Explanation
Simple Explanation
(x=0) रखने पर (p(0)=d) मिलता है। इसलिए (d=-7) है। / Putting (x=0) gives (p(0)=d). Therefore (d=-7).
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