# MCQ Questions Chapter 2 Polynomials Class 9 Mathematics

Polynomials Class 9 MCQ with Answers is accessible in PDF format to assist students with reiterating the recently studied lessons before CBSE Board Exam. Thus, MCQ on Polynomials Class 9 is prepared by our expert teachers who have long periods of teaching experience.

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Check the below MCQ Questions Chapter 2 Polynomials Class 9 Mathematics available with PDF free download. MCQ Questions for Class 9 Mathematics with Answers were prepared based on the latest syllabus and examination pattern issued by CBSE, NCERT and KVS. Our teachers have provided below Polynomials Class 9 MCQ Questions with answers which will help students to revise and get more marks in exams

## Polynomials Class 9 Mathematics MCQ Questions with Answers

Refer below for Polynomials Class 9 Mathematics MCQ Questions with solutions. Solve MCQ questions and compare them with the answers provided below

Polynomials Class 9 MCQ PDF downloads have been gathered for students to rehearse. Students can prepare this Class 9 Polynomials MCQ PDF. Each question has four choices with answers. Firstly, Solve all these Questions and check your answer with the right answer. If your answers do not match with the right answer, Don’t worry try again because You need to prepare daily to score higher marks in the Class 9 Mathematics Exam.

Question. The common quantity that must be added to each term of a: bto make it equal to a : b is
(a) ab
(b) a + b
(c) a – b
(d) a/b

A

Question. Number of terms in the polynomial 4x3 + 3x2 – 6x + 7 is
(a) 1
(b) 2
(c) 3
(d) 4

D

Question. If p(x) = x2+ kx + 6, then for what value of k, p(3) = 0 ?
(a) 2
(b) –5
(c) 3
(d) – 1

B

Question. If p(x) = x + 3, then p(x) + p(– x) is equal to
(a) 3
(b) 2x
(c) 0
(d) 6

D

Question. Which of the following polynomials has – 5 as its zero?
(a) (x – 5)
(b) x2– 25
(c) x2– 5x
(d) x2+ 5

B

Question. If p(x) = x2 − 2√2x +1, then p(2√2) =
(a) 0
(b) 1
(c) 4√2
(d) –1

D

Question. If a / b + b / a = 1, then a3 + bequals
(a) 1
(b) – 1
(c) 1/2
(d) 0

D

Question. Factors of (42 – x – x2) are
(a) (x – 7), (x – 6)
(b) (x + 7), (x – 6)
(c) (x + 7), (6 – x)
(d) (x – 7), (x + 6)

C

Question. A cubic polynomial cannot have more than ______ zeroes.
(a) 0
(b) 1
(c) 2
(d) 3

D

Question. Find the value of x + y + z, if x2+ y2 + z2 = 18 and xy + yz + zx = 9.
(a) 9
(b) 3
(c) 6
(d) 8

C

Question. Given that 1002 = a2, which expression gives the value of the expression 103 × 108 ?
(a) a2+ 11a + 24
(b) a2+ 24a + 11
(c) a2+ 24a + 24
(d) a2+ 11a + 11

A

Question. Which of the following is a polynomial in one variable ?
(a) 3 – x+ x
(b) √3x+ 4
(c) x+ y+ 7
(d) x + 1/x

A

Question. Which of these identities can be used to find the value of the expression 97 × 103 ?
(a) (x – y)2 = x2 – 2y + y2
(b) (x + y)2 = x2+ 2y + y2
(c) (x + y + z)2 = x2+ y2+ z2 + 2xy + 2yz + 2z
(d) (x – y)(x + y)= x2– y2

D

Question. Consider the polynomial in z p(z) = z4 – 2z3 + 3.What is the value of the polynomial at z = –1 ?
(a) 2
(b) 3
(c) 5
(d) 6

D

Question. Match the columns

(a) 1 (c); 2 (e); 3 (d); 4 (a); 5 (b)
(b) 1 (d); 2 (e); 3 (a); 4 (c); 5 (b)
(c) 1 (e); 2 (d); 3 (a); 4 (c); 5 (b)
(d) 1 (b); 2 (e); 3 (a); 4 (c); 5 (d)

C

Question. Which of these identities can be used to factorize the expression 4x2 – 19x + 16?
(a) (x – a)2 = x2– 2a + a2
(b) (x + a)2 = x2+ 2a + a2
(c) (x – a)(x – b)= x2–(a + b)x + ab
(d) (x – a)(x + a)= x– a2

C

Question. One of the factors of (16y2 – 1) + (1 – 4y)2 is :
(a) (4 + y)
(b) (4 – y)
(c) (4y + 1)
(d) 8y

D

Question. If x/y + y/x = – 1 , the value of x– yis :
(a) 1
(b) – 1
(c) 1/2
(d) 0

D

Question. a+ b2 + c2 – ab – bc – ca equals :
(a) (a + b + c)2
(b) (a – b – c)2
(c) (a – b + c)2
(d) 1/2[(a – b)2 + (b – c)2 + (c – a)2]

D

Question. Product of (x – 1/x), (x + 1/x) + (x2 – 1/x2 ) is:
(a) x4 + 1/x4
(b) x3 + 1/x– 2
(c) x4 – 1/x4
(d) x2 – 1/x2 + 2

C

Question. If a + b + c = 0, then a3 + b+ cis equal to
(a) 0
(b) abc
(c) 3abc
(d) 2abc

C

Question. Degree of polynomial 2x3 + √3x + 1/3x5 − 7 is
(a) 1
(b) 3
(c) 0
(d) 5

D

Question. If the volume of a cuboid is x3 + x2– 9x – 9, then its possible dimensions are
(a) x + 1, x2, x + 3
(b) x + 1, x – 3, x + 3
(c) 3, x2, 9x
(d) 3, 3, 3

B

Question. If p(x) = x+ 3x2 – 2x + 4, then find the value of [p(2) + p(–2) – p(0)].
(a) 28
(b) 14
(c) 12
(d) 16

A

Question. The value of the polynomial 5x – 4x2 + 3, when x = – 1 is
(a) – 6
(b) 6
(c) 2
(d) – 2

A

Question. 2 is a polynomial of degree
(a) 2
(b) 0
(c) 1
(d) 1/2

B

Question. Which of the following is a constant polynomial?
(a) x + 1/x – 3
(b) 1/x + 3
(c) √x + 2
(d) – 4

D

Question. If f(x) = x– 3x2 + 4x + 50, then f(–3) =
(a) –16
(b) –12
(c) –20
(d) –10

A

Question. Which of the following is a cubic polynomial?
(a) 2x + √3 + x4
(b) – x – x2– 7x3
(c) 9
(d) 2 – 3x2 – 9x

B

Question. Degree of the polynomial p(x) = (x + 2)(x – 2) is
(a) 2
(b) 1
(c) 0
(d) 3

A

Fill in the blanks:

Question. If (x + 2) is a factor of kx3– 13x + 6, then value of k is ______.

4

Question. If p(x) = 5x – 4x2 + 3, then p(0) is ______.

3

Question. Degree of the polynomial x(2 – x3) is ______.

6

Question. Zeroes of the polynomial p(x) = x(x – 2) (x – 3) are ______, ______ and ______.

0, 2, 3

Question. If (x – 1) is a factor of x– 13x2 + kx – 20, then value of k is ______.

32

Question. Coefficient of x in the expansion of (3x + 4)2 is ______ .

24

True / False:

Question. Zero of a polynomial ax is zero.

True

Question. (a + b + c)2 = a2+ b2 + c2 + ab + bc + ca.

False

Question. (x – 3) is a factor of 2x– x – 15.

True

Question. On factorisation x– 6√2 x + 18 is equal to (x + 3√2 ).

False

Question. (1 + 5x)2 is an example of trinomial.

True

Question. Value of 483 – 303 – 183 = 77760.

True

Case Based MCQs

A class teacher decided to organise an educational trip for his class. He asked the students for their preferences, where they want to go. 1 / 12 th times the square of total number of students want to go to old age home, 7 / 12 th times the total number of students plan to visit historical monuments, while 15 students decide to teach children of orphanage home.

Question. Write the coefficient of x in the polynomial.
(a) −1/12
(b) 1/12
(c) 7/12
(d) −7/12

C

Question. Value of the polynomial at x = 2 is
(a) 170/12
(b) 182/12
(c) 190
(d) 33/2

D

Question. Which of the following polynomial represents the above situation, if x is the total number of students?
(a) 7/12x2 + 1/12x + 15
(b) 1/12 x2 + 7/12x +15
(c) 7x2 + 12x + 15
(d) None of these

B

Question. Value of the polynomial at x = 1, is
(a) 172
(b) 150
(c) 176/12
(d) 47/3

D

Question. The coefficient of x2 in the above polynomial is
(a) 7/12
(b) − 1/12
(c) − 7/12
(d) 1/12

D

On one day, principal of a particular school visited the classroom. Class teacher was teaching the concept of polynomial to students. He was very much impressed by her way of teaching. To check, whether the students also understand the concept taught by her or not, he asked various questions to students. Some of them are given below. Answer them.

Question. The number of zeroes of the polynomial x2 + 4x + 2 is
(a) 1
(b) 2
(c) 3
(d) 4

B

Question. The polynomial of the type ax2 + bx + c, a = 0 is called
(a) Linear polynomial
(c) Cubic polynomial

A

Question. The value of k, if (x – 1) is a factor of 4×3 + 3x2 – 4x + k, is
(a) 1
(b) –2
(c) –3
(d) 3

C

Question. Which one of the following is not a polynomial?
(a) 4x2 + 2x – 1
(b) y+3/y
(c) x3 – 1
(d) y2 + 5y + 1