MCQ Questions for Class 9 Maths Chapter 2 Polynomials with Answers
Students are advised to solve the Polynomials Multiple Choice Questions of Class 9 Maths to know different concepts. Practicing the MCQ Questions on Polynomials Class 9 with answers will boost your confidence thereby helping you score well in the exam.
Explore numerous MCQ Questions of Polynomials Class 9 with answers provided with detailed solutions by looking below.
Question 1.
For a polynomial p(x), x-2 is a factor, so p(2) is _______
(a) -1
(b) 0
(c) -2
(d) 2
Answer
Answer: (b) 0
Question 2.
A polynomial with one degree is called:
(a) Linear polynomial
(b) Quadratic polynomial
(c) Monomial
(d) Binomial
Answer
Answer: (a) Linear polynomial
Question 3.
√3 is a polynomial of degree:
(a) 2
(b) 0
(c) 1
(d) \(\frac { 1 }{ 2 }\)
Answer
Answer: (b) 0
Question 4.
A polynomial of degree 5 in x has at most
(a) 5 terms
(b) 4 terms
(c) 6 terms
(d) 10 terms
Answer
Answer: (c) 6 terms
Question 5.
If x + 2 is a factor of x3 – 2ax2 + 16, then value of a is
(a) 3
(b) 1
(c) 4
(d) 2
Answer
Answer: (b) 1
Question 6.
If 3 + 5 – 8 = 0, then the value of (3)3 + (5)3 – (8)3 is
(a) 260
(b) –360
(c) –160
(d) 160
Answer
Answer: (b) –360
Question 7.
The value of k for which x – 1 is a factor of the polynomial 4x3+ 3x2 – 4x + k is :-
(a) 3
(b) 0
(c) 1
(d) – 3
Answer
Answer: (d) – 3
Question 8.
Evaluate (11)3
(a) 1313
(b) 1331
(c) 3131
(d) 3113
Answer
Answer: (b) 1331
Question 9.
Factoring 3x2-5x+2
(a) (3x-2)(x-1)
(b) (x+2)(3x-1)
(c) (3x+2)(x-1)
(d) (x-2)(3x+1)
Answer
Answer: (a) (3x-2)(x-1)
Question 10.
x-a is a factor of p(x) = ax2+bx+c. Which of the following is true?
(a) p(a) = 2
(b) p(a) = 0
(c) p(2) = 1
(d) p(b) = 0
Answer
Answer: (b) p(a) = 0
Question 11.
A binomial of degree 20 in the following is:
(a) 20x + 1
(b) \(\frac { x }{ 20 }\) + 1
(c) x20 +1
(d) x2+20
Answer
Answer: (c) x20 +1
Question 12.
Degree of zero polynomial is:
(a) 1
(b) Any natural number
(c) 0
(d) Not defined
Answer
Answer: (d) Not defined
Question 13.
For a polynomial p(x), p(-1) and p(2) are both equal to zero .So, we can conclude that,
(a) (x2 + 2x – 1) is a factor
(b) (x2 – 2x + 1) is a factor
(c) (x2 – x – 2) is a factor
(d) (x2 – x + 2) is a factor
Answer
Answer: (c) (x2 – x – 2) is a factor
Question 14.
What is the degree of a zero polynomial?
(a) 0
(b) 1
(c) Any natural number
(d) Not defined
Answer
Answer: (d) Not defined
Question 15.
The zero of the polynomial f(x) = 2x+7 is
(a) \(\frac { 2 }{ 7 }\)
(b) \(\frac { -2 }{ 7 }\)
(c) \(\frac { 7 }{ 2 }\)
(d) \(\frac { -7 }{ 2 }\)
Answer
Answer: (d) \(\frac { -7 }{ 2 }\)
Question 16.
Find the value of a such that (x – 2) is the factor of the polynomial x4 + ax3 + 2x2– 3x
(a) a = \(\frac { -3 }{ 4 }\)
(b) a = \(\frac { 3 }{ 4 }\)
(c) a = \(\frac { -9 }{ 4 }\)
(d) a = \(\frac { 9 }{ 4 }\)
Answer
Answer: (a) a = \(\frac { -3 }{ 4 }\)
Question 17.
If x + 2 is a factor of x3 – 2ax2 + 16, then value of a is
(a) 3
(b) 1
(c) 4
(d) 2
Answer
Answer: (b) 1
Question 18.
The value of p(t) = 2+t+2t2−t3 when t=0 is
(a) 2
(b) 1
(c) 4
(d) 0
Answer
Answer: (a) 2
Question 19.
1+3x is a _________ polynomial.
(a) Linear
(b) Quadratic
(c) Cubic
(d) None of the above
Answer
Answer: (a) Linear
Question 20.
The value of p for which x + p is a factor of x2+ px + 3 – p is:
(a) -3
(b) 3
(c) 1
(d) -1
Answer
Answer: (b) 3
Question 21.
Solution of a quadratic equation x2+ 5x – 6 = 0
(a) x = -1, x = 6
(b) x = 1, x = -6
(c) x = 1
(d) x = 6
Answer
Answer: (b) x = 1, x = -6
Question 22.
x2 – x is ________ polynomial.
(a) Linear
(b) Quadratic
(c) Cubic
(d) None of the above
Answer
Answer: (b) Quadratic
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