MCQ Questions for Class 10 Maths with Answers Chapter 2 Polynomials with Answers
These MCQ Questions for Class 10 Maths Chapter 2 Polynomials are prepared according to the latest pattern. It is very helpful for students who wants to do quick revision of all the concepts related to linear equations.
Table of Contents
Polynomials
Q.1. If one zero of the quadratic polynomial x² + 3x + k is 2, then the value of k is
(a) 10
(b) -10
(c) 5
(d) -5
Answers
(b)Q.2. If the zeroes of the quadratic polynomial x2 + (a + 1) x + b are 2 and -3, then
(a) a = -7, b = -1
(b) a = 5, b = -1
(c) a = 2, b = -6
(d) a – 0, b = -6
Answers
(d)Q.3. The zeroes of x2–2x –8 are:
(a) (2,-4)
(b) (4,-2)
(c) (-2,-2)
(d) (-4,-4)
Answers
(b) x2–2x –8 = x2–4x + 2x –8= x(x–4)+2(x–4)
= (x-4)(x+2)
Therefore, x = 4, -2.
Q.4. The number of polynomials having zeroes as 2 and -3 is
(a) 1
(b) 2
(c) 3
(d) more than 3
Answers
(d) more than 3Q.5. A quadratic polynomial, whose zeroes are -4 and -5, is
(a) x²-9x + 20
(b) x² + 9x + 20
(c) x²-9x- 20
(d) x² + 9x- 20
Answers
(b)Q.6. The zeroes of the quadratic polynomial x² + 20x + 75 are
(a) both negative
(b) one positive and one negative
(c) both positive
(d) both equal
Answers
(a) both negativeQ.7. The zeroes of the quadratic polynomial x² – 25x + 150 are
(a) both negative
(b) one positive and one negative
(c) both positive
(d) both equal
Answers
(c) both positiveQ.8. If x4 + 3x² + 7 is divided by 3x + 5, then the possible degrees of quotient and remainder are:
(a) 3, 0
(b) 4, 1
(c) 3, 1
(d) 4, 0
Answers
(a)Q.9. What is the number(s) of zeroes that a quadratic polynomial has/have:
(a) 0
(b) 1
(c) 2
(d) 3
Answers
(c) 2Q.10. If 1 is one of the zeroes of the polynomial x² + x + k, then the value of k is:
(a) 2
(b) -2
(c) 4
(d) -4
Answers
(b)Related Posts
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