Practice focused topic-wise MCQs with answers and explanations for quick revision and exam preparation.
Difficulty select karke sirf is topic ke focused MCQs practice karein. Score, timer aur explanations student-friendly flow me milenge.
Showing 1-10 of 300 questions.
Which expression is a quadratic expression?
D. \(3x^2+2x+1\)
द्विघात व्यंजक में सबसे बड़ी घात (2) होती है। परीक्षा में पहले उच्चतम घात देखें। / A quadratic expression has highest power (2). Exam tip: first check the highest power.
Login to save your score, XP, coins and progress.
What is the coefficient of \(x^2\) in \(2x^2-5x+8\)?
C. (2)
\(x^2\) के साथ लगी संख्या (2) है। परीक्षा में गुणांक को उसके पद के साथ पहचानें। / The number attached to \(x^2\) is (2). Exam tip: identify the coefficient with its term.
Login to save your score, XP, coins and progress.
What is the constant term in \(x^2+7x+12\)?
C. (12)
जिस पद में चर नहीं होता वह स्थिर पद होता है। यहां स्थिर पद (12) है। / The term without a variable is the constant term. Here the constant term is (12).
Login to save your score, XP, coins and progress.
What is the value of \(4x^2-3x+6\) at (x=2)?
D. (16)
(4(2)2-3(2)+6=16) होता है। परीक्षा में पहले वर्ग का मान निकालें। / (4(2)2-3(2)+6=16). Exam tip: calculate the square first.
Login to save your score, XP, coins and progress.
How can \(x^2+4x+4\) be written?
D. ((x+2)2)
\(4=2^2\) और \(4x=2\cdot2x\) है। इसलिए यह ((x+2)2) है। / \(4=2^2\) and \(4x=2\cdot2x\). So it is ((x+2)2).
Login to save your score, XP, coins and progress.
What is the perfect square form of \(x^2-6x+9\)?
B. ((x-3)2)
\(9=3^2\) और मध्य पद (-6x) है। इसलिए रूप ((x-3)2) होगा। / \(9=3^2\) and the middle term is (-6x). So the form is ((x-3)2).
Login to save your score, XP, coins and progress.
Which quadratic expression is obtained by expanding ((x+5)2)?
D. \(x^2+10x+25\)
((a+b)2=a-2+2ab+b-2) से \(x^2+10x+25\) मिलता है। परीक्षा में मध्य पद दुगुना होता है। / Using ((a+b)2=a-2+2ab+b-2), we get \(x^2+10x+25\). Exam tip: the middle term is doubled.
Login to save your score, XP, coins and progress.
What is the expansion of ((x-4)2)?
C. \(x^2-8x+16\)
((x-4)2=x-2-2\cdot x\cdot4+16) है। इसलिए \(x^2-8x+16\) सही है। / ((x-4)2=x-2-2\cdot x\cdot4+16). So \(x^2-8x+16\) is correct.
Login to save your score, XP, coins and progress.
Which is the expansion of ((x+3)(x+2))?
C. \(x^2+5x+6\)
गुणा करने पर \(x^2+2x+3x+6=x^2+5x+6\) मिलता है। परीक्षा में समान पद जोड़ें। / Multiplying gives \(x^2+2x+3x+6=x^2+5x+6\). Exam tip: combine like terms.
Login to save your score, XP, coins and progress.
For \(x^2+9x+20\), which two numbers have sum (9) and product (20)?
B. (4) और (5)(4) and (5)
(4+5=9) और \(4\cdot5=20\) है। परीक्षा में मध्य पद और स्थिर पद दोनों मिलाएं। / (4+5=9) and \(4\cdot5=20\). Exam tip: match both middle and constant terms.
Login to save your score, XP, coins and progress.
Select Easy, Medium, Hard or Expert topic quiz on this page and answer topic-wise questions with explanations.
Yes, questions include answer feedback and explanations for revision.
Yes, this topic page is arranged for chapter-wise revision and exam practice.
Use Google login or mobile OTP. Admin can block users and control login providers.