NCERT Exemplar MCQ Quiz

Question 1 of 7

NCERT Exemplar

The zeroes of the quadratic polynomial \(x^2+99 x+127\) are:

A both positive B both negative C one positive and one negative D both equal

Select one option. Answers are shown after the test.

Question 2 of 7

NCERT Exemplar

The number of polynomials having zeroes as -2 and 5 is

A 1 B 2 C 3 D more than 3

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Question 3 of 7

NCERT Exemplar

A quadratic polynomial, whose zeroes are -3 and 4 , is

A \(x^2-x+12\) B \(x^2+x+12\) C \(\frac{x^2}{2}-\frac{x}{2}-6\) D \(2 x^2+2 x-24\)

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Question 4 of 7

NCERT Exemplar

Given that two of the zeroes of the cubic polynomial \(a x^3 +b x^2+c x+d\) are 0 , the third zero is

A \(\frac{-b}{a}\) B \(\frac{b}{a}\) C \(\frac{c}{a}\) D \(-\frac{d}{a}\)

Select one option. Answers are shown after the test.

Question 5 of 7

NCERT Exemplar

If one of the zeroes of the quadratic polynomial \((k-1) x^2+k x+1\) is -3 , then the value of \(k\) is

A \(\frac{4}{3}\) B \(\frac{-4}{3}\) C \(\frac{2}{3}\) D \(\frac{-2}{3}\)

Select one option. Answers are shown after the test.

Question 6 of 7

NCERT Exemplar

Which of the following is not the graph of a quadratic polynomial?

A

B

C

D

Select one option. Answers are shown after the test.

Question 7 of 7

NCERT Exemplar

Given that one of the zeroes of the cubic polynomial \(a x^3+b x^2+ c x+d\) is zero, the product of the other two zeroes is:

A \(-\frac{c}{a}\) B \(\frac{c}{a}\) C 0 D \(-\frac{b}{a}\)

Select one option. Answers are shown after the test.

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