कौन-सा विकल्प बीजीय व्यंजक है?
Which option is an algebraic expression?
#algebraic-expressions
#variables
#basics
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A (x+7)
B (9)
C (12=12)
D त्रिभुज / Triangle
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Explanation
Simple Explanation
(x+7) में चर और संख्या दोनों हैं। बीजीय व्यंजक में बराबर का चिन्ह जरूरी नहीं होता। / (x+7) has a variable and a number. An algebraic expression does not need an equal sign.
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व्यंजक (-8xy) में (xy) का गुणांक क्या है?
What is the coefficient of (xy) in the expression (-8xy)?
#algebraic-expressions
#coefficient
#variables
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A (8)
B (xy)
C (-8)
D (1)
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Explanation
Simple Explanation
(xy) के साथ (-8) गुणा हो रहा है इसलिए गुणांक (-8) है। गुणांक हमेशा चिन्ह सहित लें। / (xy) is multiplied by (-8), so the coefficient is (-8). Always take the coefficient with its sign.
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व्यंजक (5x) में (x) का गुणांक क्या है?
What is the coefficient of (x) in the expression (5x)?
#algebraic-expressions
#coefficient
#easy
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A (x)
B (5)
C (0)
D (1)
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Explanation
Simple Explanation
(5x) में (x) के साथ गुणा होने वाली संख्या (5) है। गुणांक पहचानते समय चर के साथ लगी संख्या देखें। / In (5x), the number multiplying (x) is (5). To identify a coefficient, look at the number attached to the variable.
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यदि (x=3) हो, तो (4x-1) का मान क्या होगा?
If (x=3), what is the value of (4x-1)?
#algebraic-expressions
#substitution
#value
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A (11)
B (12)
C (7)
D (9)
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Explanation
Simple Explanation
\(4x-1=4\times3-1=11\)। पहले गुणा करें फिर घटाव करें। / \(4x-1=4\times3-1=11\). Multiply first and then subtract.
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व्यंजक (3a+4) में स्थिर पद कौन-सा है?
Which is the constant term in the expression (3a+4)?
#algebraic-expressions
#constant-term
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A (3a)
B (a)
C (4)
D (3)
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स्थिर पद में कोई चर नहीं होता। (3a+4) में (4) स्थिर पद है। / A constant term has no variable. In (3a+4), (4) is the constant term.
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किसी संख्या (r) के तीन गुने में (2) घटाने का व्यंजक कौन-सा है?
Which expression represents subtracting (2) from three times a number (r)?
#algebraic-expressions
#word-to-expression
#subtraction
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A (r-6)
B (3-r)
C (r+2)
D (3r-2)
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Explanation
Simple Explanation
तीन गुना (3r) होता है और उसमें से (2) घटाते हैं। इसलिए सही व्यंजक (3r-2) है। / Three times is (3r), and (2) is subtracted from it. So the correct expression is (3r-2).
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(2m+6) में कितने पद हैं?
How many terms are there in (2m+6)?
#algebraic-expressions
#terms
#binomial
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A (1)
B (3)
C (4)
D (2)
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(2m+6) में पद (2m) और (6) हैं। जोड़ या घटाव से अलग हुए भागों को पद मानें। / The terms in (2m+6) are (2m) and (6). Parts separated by plus or minus signs are terms.
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व्यंजक \(2a^2+3a-5+7b\) में कितने पद हैं?
How many terms are there in \(2a^2+3a-5+7b\)?
#algebraic-expressions
#terms
#counting
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A (3)
B (4)
C (5)
D (2)
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इस व्यंजक में \(2a^2\), (3a), (-5) और (7b) चार पद हैं। पदों को चिन्ह सहित गिनें। / The terms are \(2a^2\), (3a), (-5), and (7b), so there are four terms. Count terms with their signs.
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कौन-सा व्यंजक (5x+2x-4) के समान है?
Which expression is equivalent to (5x+2x-4)?
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#like-terms
#simplification
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A (7x+4)
B (3x-4)
C (10x-4)
D (7x-4)
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Explanation
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(5x) और (2x) समान पद हैं इसलिए उनका योग (7x) है। स्थिर पद (-4) अलग रहता है। / (5x) and (2x) are like terms, so their sum is (7x). The constant term (-4) remains separate.
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व्यंजक \(6m^2-9\) में स्थिर पद कौन-सा है?
Which is the constant term in \(6m^2-9\)?
#algebraic-expressions
#constant-term
#sign
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A \(6m^2\)
B (6)
C (-9)
D \(m^2\)
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Explanation
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स्थिर पद में कोई चर नहीं होता और उसे चिन्ह सहित लिखा जाता है। यहाँ स्थिर पद (-9) है। / A constant term has no variable and is written with its sign. Here the constant term is (-9).
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(6y-2) में चर कौन-सा है?
Which is the variable in (6y-2)?
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#variable
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A (6)
B (2)
C (8)
D (y)
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Explanation
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चर वह अक्षर है जिसका मान बदल सकता है। (6y-2) में चर (y) है। / A variable is a letter whose value can change. In (6y-2), the variable is (y).
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यदि (x=2) हो, तो (x+5) का मान क्या होगा?
If (x=2), what is the value of (x+5)?
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#substitution
#value
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A (7)
B (5)
C (3)
D (10)
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Explanation
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(x=2) रखने पर (x+5=2+5=7)। मान निकालते समय चर की जगह दी हुई संख्या रखें। / Substituting (x=2), (x+5=2+5=7). To find the value, replace the variable with the given number.
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यदि (a=3) हो, तो (2a) का मान क्या होगा?
If (a=3), what is the value of (2a)?
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#substitution
#multiplication
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A (5)
B (6)
C (9)
D (2)
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(2a) में (a=3) रखने पर \(2\times 3=6\)। गुणा को ध्यान से करें। / Putting (a=3) in (2a) gives \(2\times 3=6\). Do the multiplication carefully.
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व्यंजक (9-r) में कितने पद हैं?
How many terms are there in (9-r)?
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#terms
#minus-sign
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A (1)
B (3)
C (2)
D (4)
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(9-r) में (9) और (-r) दो पद हैं। घटाव के चिन्ह के बाद वाला पद चिन्ह सहित लें। / In (9-r), the terms are (9) and (-r). Take the sign with the term after a minus sign.
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(4x+3x) को सरल करने पर क्या मिलेगा?
What is obtained after simplifying (4x+3x)?
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#like-terms
#simplification
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A (12x)
B (7)
C (x)
D (7x)
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समान पदों के गुणांक जोड़े जाते हैं। (4x+3x=7x) होगा। / Coefficients of like terms are added. (4x+3x=7x).
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(8b-5b) को सरल करने पर क्या मिलेगा?
What is obtained after simplifying (8b-5b)?
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#like-terms
#subtraction
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A (3b)
B (13b)
C (40b)
D (3)
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Explanation
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(8b) और (5b) समान पद हैं। (8b-5b=3b) होगा। / (8b) and (5b) are like terms. (8b-5b=3b).
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(2x+3y+5) में कितने पद हैं?
How many terms are there in (2x+3y+5)?
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#terms
#counting
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A (2)
B (5)
C (1)
D (3)
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Explanation
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इस व्यंजक में (2x), (3y) और (5) तीन पद हैं। पदों को जोड़ के चिन्हों से अलग पहचानें। / This expression has three terms: (2x), (3y), and (5). Identify terms separated by plus signs.
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(7) किस प्रकार का बीजीय व्यंजक माना जा सकता है?
What type of algebraic expression can (7) be considered?
#algebraic-expressions
#constant
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A स्थिर व्यंजक / Constant expression
B द्विपदी / Binomial
C त्रिपदी / Trinomial
D असमान पद / Unlike term
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Correct Answer
A. स्थिर व्यंजक / Constant expression
Explanation
Simple Explanation
(7) में कोई चर नहीं है इसलिए यह स्थिर व्यंजक है। केवल संख्या भी बीजीय व्यंजक हो सकती है। / (7) has no variable, so it is a constant expression. A number alone can also be an algebraic expression.
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(12pq) में संख्यात्मक गुणांक क्या है?
What is the numerical coefficient in (12pq)?
#algebraic-expressions
#numerical-coefficient
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A (pq)
B (12)
C (p)
D (q)
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Explanation
Simple Explanation
(12pq) में चर भाग (pq) है और संख्या (12) है। इसलिए संख्यात्मक गुणांक (12) है। / In (12pq), the variable part is (pq) and the number is (12). So the numerical coefficient is (12).
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किस व्यंजक में स्थिर पद (0) माना जाएगा?
In which expression is the constant term considered (0)?
#algebraic-expressions
#constant-term
#zero
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A (x+4)
B (9-x)
C (6a)
D (p+1)
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Explanation
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(6a) में केवल चर वाला पद है और अलग से स्थिर पद नहीं है। इसलिए स्थिर पद (0) माना जाता है। / (6a) has only a variable term and no separate constant term. So the constant term is considered (0).
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\(x^2+2x+1\) में \(x^2\) का गुणांक क्या है?
What is the coefficient of \(x^2\) in \(x^2+2x+1\)?
#algebraic-expressions
#coefficient
#polynomial
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A (2)
B (0)
C (1)
D (x)
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Explanation
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\(x^2\) के आगे कोई संख्या नहीं लिखी है इसलिए गुणांक (1) होता है। अदृश्य गुणांक को (1) मानें। / No number is written before \(x^2\), so its coefficient is (1). Treat the invisible coefficient as (1).
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(-y) में (y) का गुणांक क्या है?
What is the coefficient of (y) in (-y)?
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#negative-coefficient
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A (1)
B (0)
C (y)
D - (1)
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Explanation
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(-y) का अर्थ \(-1\times y\) है। इसलिए (y) का गुणांक (-1) है। / (-y) means \(-1\times y\). Therefore, the coefficient of (y) is (-1).
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यदि (p=4) हो, तो (p-1) का मान क्या होगा?
If (p=4), what is the value of (p-1)?
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#substitution
#subtraction
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A (3)
B (4)
C (5)
D (1)
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Explanation
Simple Explanation
(p=4) रखने पर (p-1=4-1=3)। घटाव में क्रम का ध्यान रखें। / Putting (p=4), (p-1=4-1=3). Be careful with the order in subtraction.
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यदि (n=5) हो, तो (3n+2) का मान क्या होगा?
If (n=5), what is the value of (3n+2)?
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#value
#order-of-operations
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A (10)
B (17)
C (15)
D (8)
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Explanation
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\(3n+2=3\times 5+2=17\)। पहले गुणा करें फिर जोड़ें। / \(3n+2=3\times 5+2=17\). Multiply first and then add.
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(a+a+a) का सरल रूप क्या है?
What is the simplified form of (a+a+a)?
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#simplification
#repeated-addition
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A \(a^3\)
B (a+3)
C (3a)
D (3+a)
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Explanation
Simple Explanation
(a) को (3) बार जोड़ने पर (3a) मिलता है। बार-बार जोड़ को गुणा के रूप में लिखें। / Adding (a) three times gives (3a). Write repeated addition as multiplication.
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(4x+2+3x) को सरल करने पर क्या मिलेगा?
What is obtained after simplifying (4x+2+3x)?
#algebraic-expressions
#combine-like-terms
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A (7x+2)
B (9x)
C (7x)
D (4x+5)
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Explanation
Simple Explanation
(4x) और (3x) समान पद हैं इसलिए उनका योग (7x) है। स्थिर पद (2) अलग रहता है। / (4x) and (3x) are like terms, so their sum is (7x). The constant term (2) remains separate.
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(2x+5) में (2x) को क्या कहते हैं?
What is (2x) called in (2x+5)?
#algebraic-expressions
#term
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A स्थिरांक / Constant
B चर / Variable
C पद / Term
D समीकरण / Equation
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Correct Answer
C. पद / Term
Explanation
Simple Explanation
(2x+5) में (2x) एक अलग भाग है जिसे पद कहते हैं। पद जोड़ या घटाव से अलग होते हैं। / In (2x+5), (2x) is a separate part called a term. Terms are separated by addition or subtraction.
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कौन-सा व्यंजक केवल (1) चर वाला है?
Which expression has only (1) variable?
#algebraic-expressions
#variable-count
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A (2x+3)
B (a+b)
C (pq+1)
D (7)
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Explanation
Simple Explanation
(2x+3) में केवल चर (x) है। चर की संख्या गिनते समय अलग-अलग अक्षरों को देखें। / (2x+3) has only the variable (x). To count variables, look at distinct letters.
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(3u+4v) में कितने चर हैं?
How many variables are there in (3u+4v)?
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#variables
#count
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A (1)
B (2)
C (3)
D (4)
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Explanation
Simple Explanation
इस व्यंजक में चर (u) और (v) हैं। इसलिए कुल (2) चर हैं। / The variables in this expression are (u) and (v). So there are (2) variables.
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\(x^2\) में (x) की घात क्या है?
What is the power of (x) in \(x^2\)?
#algebraic-expressions
#power
#exponent
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A (1)
B (0)
C (2)
D (x)
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Explanation
Simple Explanation
\(x^2\) में (x) के ऊपर लिखी संख्या (2) है। वही घात कहलाती है। / In \(x^2\), the number written above (x) is (2). That is called the power.
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\(5x^2\) में (x) की घात क्या है?
What is the power of (x) in \(5x^2\)?
#algebraic-expressions
#power
#coefficient
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A (5)
B (2)
C (7)
D (1)
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Explanation
Simple Explanation
\(5x^2\) में गुणांक (5) है और (x) की घात (2) है। गुणांक और घात को अलग पहचानें। / In \(5x^2\), the coefficient is (5) and the power of (x) is (2). Identify coefficient and power separately.
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\(3x^2+2x+5\) में सबसे बड़ी घात क्या है?
What is the highest power in \(3x^2+2x+5\)?
#algebraic-expressions
#highest-power
#degree-intro
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A (1)
B (5)
C (2)
D (3)
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Explanation
Simple Explanation
इस व्यंजक में \(x^2\) की घात (2) सबसे बड़ी है। सबसे बड़ी घात देखकर पहचान करें। / In this expression, the power (2) in \(x^2\) is the highest. Identify by checking the greatest power.
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कौन-सा विकल्प स्थिरांक है?
Which option is a constant?
#algebraic-expressions
#constant
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A (m)
B (2m)
C (m+2)
D (11)
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Explanation
Simple Explanation
स्थिरांक का मान बदलता नहीं है। (11) में कोई चर नहीं है। / A constant does not change its value. (11) has no variable.
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(10x+3y-4) में स्थिर पद कौन-सा है?
Which is the constant term in (10x+3y-4)?
#algebraic-expressions
#constant-term
#sign
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A - (4)
B (10x)
C (3y)
D (4y)
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Explanation
Simple Explanation
स्थिर पद चिन्ह सहित लिया जाता है। (10x+3y-4) में स्थिर पद (-4) है। / The constant term is taken with its sign. In (10x+3y-4), the constant term is (-4).
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(6x+2x+1) को सरल करने पर क्या होगा?
What will (6x+2x+1) become after simplification?
#algebraic-expressions
#simplification
#like-terms
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A (8x)
B (8x+1)
C (9x)
D (6x+3)
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Explanation
Simple Explanation
(6x+2x=8x) और (1) स्थिर पद अलग रहेगा। इसलिए उत्तर (8x+1) है। / (6x+2x=8x), and the constant term (1) remains separate. So the answer is (8x+1).
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(9a+2b-3a) को सरल करने पर क्या मिलेगा?
What is obtained after simplifying (9a+2b-3a)?
#algebraic-expressions
#combine-like-terms
#two-variables
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A (6a+2b)
B (12a+2b)
C (8ab)
D (6a-2b)
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Correct Answer
A. (6a+2b)
Explanation
Simple Explanation
(9a) और (-3a) समान पद हैं इसलिए (6a) मिलते हैं। (2b) अलग पद रहता है। / (9a) and (-3a) are like terms, giving (6a). The term (2b) remains separate.
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व्यंजक (2(x+3)) को खोलने पर क्या मिलेगा?
What is obtained by expanding (2(x+3))?
#algebraic-expressions
#expansion
#distributive-law
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A (2x+3)
B (2x+6)
C (x+6)
D (5x)
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Explanation
Simple Explanation
(2) को (x) और (3) दोनों से गुणा करते हैं। इसलिए (2(x+3)=2x+6)। / Multiply (2) by both (x) and (3). Therefore, (2(x+3)=2x+6).
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(3(y-2)) को खोलने पर सही रूप कौन-सा है?
Which is the correct expanded form of (3(y-2))?
#algebraic-expressions
#expansion
#minus
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A (3y-2)
B (y-6)
C (3y-6)
D (3y+6)
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Explanation
Simple Explanation
(3) को (y) और (-2) दोनों से गुणा करें। इससे (3y-6) मिलता है। / Multiply (3) by both (y) and (-2). This gives (3y-6).
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कौन-सा व्यंजक (x) से (4) अधिक को दर्शाता है?
Which expression represents (4) more than (x)?
#algebraic-expressions
#word-to-expression
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A (4x)
B (x-4)
C (4-x)
D (x+4)
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Explanation
Simple Explanation
(4) अधिक का अर्थ (x) में (4) जोड़ना है। इसलिए व्यंजक (x+4) है। / (4) more means adding (4) to (x). So the expression is (x+4).
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कौन-सा व्यंजक (n) का दोगुना दर्शाता है?
Which expression represents twice of (n)?
#algebraic-expressions
#word-form
#double
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A (2n)
B (n+2)
C (n-2)
D \(n^2\)
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Explanation
Simple Explanation
दोगुना का अर्थ (2) से गुणा करना है। इसलिए (n) का दोगुना (2n) है। / Twice means multiplying by (2). Therefore, twice of (n) is (2n).
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कौन-सा व्यंजक (t) से (5) कम को दर्शाता है?
Which expression represents (5) less than (t)?
#algebraic-expressions
#word-to-expression
#less-than
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A (5-t)
B (t-5)
C (5t)
D (t+5)
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Explanation
Simple Explanation
(5) कम का अर्थ (t) में से (5) घटाना है। इसलिए सही व्यंजक (t-5) है। / (5) less means subtracting (5) from (t). So the correct expression is (t-5).
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(x) और (6) के योग का व्यंजक कौन-सा है?
Which expression represents the sum of (x) and (6)?
#algebraic-expressions
#word-to-expression
#sum
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A (6x)
B (x-6)
C (x+6)
D (6-x)
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Explanation
Simple Explanation
योग का अर्थ जोड़ना होता है। इसलिए (x) और (6) का योग (x+6) है। / Sum means addition. So the sum of (x) and (6) is (x+6).
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(m) और (3) के गुणनफल का व्यंजक कौन-सा है?
Which expression represents the product of (m) and (3)?
#algebraic-expressions
#word-to-expression
#product
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A (m+3)
B (m-3 )
C \(m^3\)
D (3m)
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Explanation
Simple Explanation
गुणनफल का अर्थ गुणा होता है। (m) और (3) का गुणनफल (3m) है। / Product means multiplication. The product of (m) and (3) is (3m).
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यदि (x=1) और (y=2), तो (x+y) का मान क्या है?
If (x=1) and (y=2), what is the value of (x+y)?
#algebraic-expressions
#substitution
#two-variables
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A (3)
B (2)
C (1)
D (0)
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Explanation
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(x+y=1+2=3)। दो चर हों तो दोनों के मान अलग-अलग रखें। / (x+y=1+2=3). When there are two variables, substitute both values separately.
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यदि (x=6) हो, तो \(x^2\) का मान क्या होगा?
If (x=6), what is the value of \(x^2\)?
#algebraic-expressions
#square
#value
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A (12)
B (36)
C (6)
D (18)
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Explanation
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\(x^2=6^2=36\)। वर्ग का अर्थ संख्या को स्वयं से गुणा करना है। / \(x^2=6^2=36\). Square means multiplying a number by itself.
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\(2p^2\) में संख्यात्मक गुणांक क्या है?
What is the numerical coefficient in \(2p^2\)?
#algebraic-expressions
#numerical-coefficient
#power
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A \(p^2\)
B (4)
C (2)
D (p)
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Explanation
Simple Explanation
\(2p^2\) में संख्या (2) चर भाग \(p^2\) से गुणा हो रही है। इसलिए संख्यात्मक गुणांक (2) है। / In \(2p^2\), the number (2) multiplies the variable part \(p^2\). So the numerical coefficient is (2).
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कौन-सा व्यंजक (2a+3b) के समान है?
Which expression is the same as (2a+3b)?
#algebraic-expressions
#equivalent-expressions
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A (3b+2a)
B (5ab)
C (6ab)
D (2a-3b)
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Correct Answer
A. (3b+2a)
Explanation
Simple Explanation
जोड़ में पदों का क्रम बदलने से मान नहीं बदलता। इसलिए (2a+3b) और (3b+2a) समान हैं। / Changing the order of terms in addition does not change the value. Therefore, (2a+3b) and (3b+2a) are the same.
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(5(x)) लिखने का सरल रूप कौन-सा है?
What is the simple form of writing (5(x))?
#algebraic-expressions
#notation
#multiplication
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A (x+5)
B (5x)
C \(x^5\)
D (5+x)
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Explanation
Simple Explanation
(5(x)) का अर्थ (5) और (x) का गुणा है। इसे संक्षेप में (5x) लिखते हैं। / (5(x)) means multiplication of (5) and (x). It is written shortly as (5x).
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व्यंजक (ab+2) में चर भाग वाला पद कौन-सा है?
Which term has the variable part in (ab+2)?
#algebraic-expressions
#variable-term
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A (2)
B (a+b)
C (ab)
D (2ab)
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Explanation
Simple Explanation
(ab+2) में (ab) में चर हैं और (2) स्थिर पद है। चर वाले पद को अलग पहचानें। / In (ab+2), (ab) has variables and (2) is the constant term. Identify the variable term separately.
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कौन-सा व्यंजक (r) के आधे को दर्शाता है?
Which expression represents half of (r)?
#algebraic-expressions
#word-to-expression
#half
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A (2r)
B (r+2)
C (r-2)
D \(\frac{r}{2}\)
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Correct Answer
D. \(\frac{r}{2}\)
Explanation
Simple Explanation
आधा का अर्थ (2) से भाग देना है। इसलिए (r) का आधा \(\frac{r}{2}\) है। / Half means dividing by (2). So half of (r) is \(\frac{r}{2}\).
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