Class 10 Maths Chapter 2 “Polynomials” Multiple Choice Questions with Answer Keys
Polynomials MCQs – Here is a compilation of Class 10 Maths Chapter 2 Polynomials MCQs. Students can practice free MCQs as have been added by CBSE in the new Exam pattern to know their preparation level. At the end of Multiple Choice Questions, the answer key has also been provided for your reference
Q1. If one of the zeroes of a quadratic polynomial of the form x² + ax + b is the negative of the other, then it
(A) has no linear term and the constant term is negative.
(B) has no linear term and the constant term is positive.
(C) can have a linear term but the constant term is negative.
(D) can have a linear term but the constant term is positive.
Q2. If one of the zeroes of the quadratic polynomial (k – 1) x² + kx + 1 is – 3, then the value of k is
(A) 4 3
(B) – 4 3
(C) 2 3
(D) – 23
Q3. The zeroes of the quadratic polynomial x2 + 99x + 127 are
(A) both positive
(B) both negative
(C) one positive and one negative
(D) both equal
Q4. Given that two of the zeroes of the cubic poly-nominal ax3 + bx² + cx + d are 0, the third zero is
(A) – b a
(B) b a
(C) c a
(D) –d a
Q5. The zeroes of the quadratic polynomial x² + 1750x + 175000 are
(A) both negative
(B) one positive and one negative
(C) both positive
(D) both equal
Q6. Given that one of the zeroes of the cubic polynomial ax3 + bx² + cx + d is zero, the product of the other two zeroes is
(A) –c a
(B) c a
(C) 0
(D) –b a
Q7. 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
Q8. If one of the zeroes of the cubic polynomial x3 + ax² + bx + c is -1, then the product of the other two zeroes is
(A) b – a + 1
(B) b – a – 1
(C) a – b + 1
(D) a – b – 1
Q9. A quadratic polynomial, whose zeroes are -3 and 4, is
(A) x²- x + 12
(B) x² + x + 12
(C)z2 2 – x 2– 6
(D) 2x² + 2x – 24
Q10. 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
Q11. The zeroes of the quadratic polynomial x² + kx + k, k? 0,
(A) cannot both be positive
(B) cannot both be negative
(C) are always unequal
(D) are always equal
Q12. The number of polynomials having zeroes as -2 and 5 is
(A) 1
(B) 2
(C) 3
(D) more than 3
Q13. The number of polynomials having zeroes as 4 and 7 is
(A) 2
(B) 3
(C) 4
(D) more than 4
Q14. 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
Q15. If the zeroes of the quadratic polynomial ax² + bx + c, c # 0 are equal, then
(A) c and a have opposite signs
(B) c and b have opposite signs
(C) c and a have the same sign
(D) c and b have the same sign
Class 10 Maths Chapter 2 MCQ Answer Key
Q.No. |
Ans. |
Q.No. |
Ans. |
1 |
A |
9 |
C |
2 |
A |
10 |
B |
3 |
B |
11 |
A |
4 |
A |
12 |
D |
5 |
A |
13 |
D |
6 |
B |
14 |
D |
7 |
B |
15 |
C |
8 |
A |