Class 9 Quiz Level 1 (Easy) – Polynomials

Total questions: 30

Which of the following is a quadratic polynomial?

Topic: Types of Polynomials

Deselect Answer

$ \displaystyle 2{{x}^{2}}+3x+1$

$ \displaystyle {{x}^{3}}+x+1$

$ \displaystyle 4x+5$

None

Which of the following expressions is a polynomial?

Topic: Identifying Polynomials

Deselect Answer

$\displaystyle {{x}^{2}}+5$

$ \displaystyle {{{x}^{3}}+2x+1}$

$ \displaystyle x+{{x}^{2}}$

$\displaystyle 1+x$

None

What is the result of subtracting the polynomial $ \displaystyle {2{{x}^{2}}+3x+4}$ from $ \displaystyle {4{{x}^{2}}+5x+6}$ ?

Topic: Subtraction of Polynomials

Deselect Answer

$ \displaystyle {2{{x}^{2}}+2x+2}$

$ \displaystyle {6{{x}^{2}}+8x+10}$

$ \displaystyle {2{{x}^{2}}+x+2}$

$ \displaystyle {2{{x}^{2}}+2x+10}$

None

In the polynomial $ \displaystyle {4{{x}^{3}}-3{{x}^{2}}+2x-1}$ , what is the coefficient of $ \displaystyle {{{x}^{2}}}$ ?

Topic: Coefficients of Polynomials

Deselect Answer

-3

-1

None

Evaluate the polynomial $ \displaystyle {2{{x}^{2}}+3x-5}$ at x=2

Topic: Evaluation of Polynomials

Deselect Answer

None

Identify the degree of the polynomial $ \displaystyle 2{{x}^{3}}+3{{x}^{2}}+5x+7$

Topic: Basics of Polynomials

Deselect Answer

None

What is the degree of the zero polynomial?

Topic: Zero Polynomial

Deselect Answer

Undefined

None

Which of the following is a constant polynomial?

Topic: Constant Polynomials

Deselect Answer

$\displaystyle x+7$

$ \displaystyle {{x}^{2}}+7$

$ \displaystyle {{x}^{3}}+7$

None

Which of the following is a binomial?

Topic: Monomials, Binomials, Trinomials

Deselect Answer

$\displaystyle x+1$

$ \displaystyle {{x}^{2}}+x+1$

$ \displaystyle {{{x}^{3}}+{{x}^{2}}+x}$

$ \displaystyle {{x}^{4}}+1$

None

10.

Which of the following is the expanded form of $ \displaystyle {{(x-2)}^{2}}$ ?

Topic: Polynomial Identities

Deselect Answer

$ \displaystyle {{x}^{2}}-4x+4$

$ \displaystyle {{x}^{2}}-2x+4$

$ \displaystyle {{x}^{2}}+4$

$ \displaystyle {{x}^{2}}-4$

None

11.

What is the degree of the polynomial $ \displaystyle 7{{x}^{5}}+4{{x}^{3}}+x+2$ ?

Topic: Degree of Polynomials

Deselect Answer

None

12.

What is the sum of the polynomials $\displaystyle 4x\text{+}5\text{ and }3x-2$?

Topic: Polynomial Addition

Deselect Answer

$\displaystyle 7x\text{ }-\text{ }3$

$\displaystyle 7x\text{ }+\text{ }3$

$\displaystyle x+3$

$\displaystyle x-7$

None

13.

What is the sum of the polynomials $ \displaystyle {2{{x}^{2}}+3x+1}$ and $ \displaystyle {{{x}^{2}}-x+4}$ ?

Topic: Addition of Polynomials

Deselect Answer

$ \displaystyle {{x}^{2}}+2x+5$

$ \displaystyle 3{{x}^{2}}+2x+5$

$ \displaystyle 3{{x}^{2}}+4x+5$

$ \displaystyle {{x}^{2}}+3x+5$

None

14.

What is the product of $\displaystyle x\text{ and }x+1$?

Topic: Multiplication of Polynomials

Deselect Answer

$ \displaystyle {{{x}^{2}}+x}$

$ \displaystyle {{{x}^{2}}+1}$

$ \displaystyle {{{x}^{2}}+x+1}$

$ \displaystyle {x+1}$

None

15.

What is the coefficient of $ \displaystyle {{{x}^{3}}}$ in the polynomial $ \displaystyle {3{{x}^{3}}-2{{x}^{2}}+x-1}$ ?

Topic: Coefficients

Deselect Answer

-2

-1

None

16.

Which of the following is a zero of the polynomial $ \displaystyle {{x}^{2}}-4$ ?

Topic: Zeroes of Polynomials

Deselect Answer

None

17.

What is the constant term in the polynomial $ \displaystyle {4{{x}^{3}}+3{{x}^{2}}-2x+7}$ ?

Topic: Polynomial Coefficients

Deselect Answer

-2

None

18.

What is the value of $\displaystyle x$ if $\displaystyle x-5=0$?

Topic: Zeroes of Polynomials

Deselect Answer

-5

None

19.

Which of the following expressions is not a polynomial?

Topic: Identifying Polynomials

Deselect Answer

$ \displaystyle {{x}^{2}}+1$

$ \displaystyle {2{{x}^{3}}-x+7}$

$ \displaystyle {{x}^{{-2}}}+x$

$ \displaystyle {{x}^{4}}-3x+2$

None

20.

What is the coefficient of x in the polynomial $ \displaystyle {4{{x}^{3}}-3x+2x-1}$

Topic: Coefficients

Deselect Answer

-3

-1

None

21.

What is the expanded form of $ \displaystyle {{\left( {x+2} \right)}^{2}}$ ?

Topic: Polynomial Identities

Deselect Answer

$ \displaystyle {{{x}^{2}}+4x+4}$

$ \displaystyle {{{x}^{2}}+2x+4}$

$ \displaystyle {{{x}^{2}}+4}$

$ \displaystyle {{{x}^{2}}+2x+2}$

None

22.

What is the degree of the polynomial $ \displaystyle {{x}^{4}}+{{x}^{3}}+{{x}^{2}}+x+1$ ?

Topic: Degree of Polynomials

Deselect Answer

None

23.

What is the result of subtracting $ \displaystyle {{x}^{2}}+2x+3$ from $ \displaystyle 2{{x}^{2}}+3x+4$ ?

Topic: Polynomial Subtraction

Deselect Answer

$ \displaystyle {{x}^{2}}+x+1$

$ \displaystyle {{x}^{2}}-x+1$

$ \displaystyle {{x}^{2}}+5x+7$

$ \displaystyle {{x}^{2}}-5x-7$

None

24.

Which of the following is a zero polynomial?

Topic: Zero Polynomial

Deselect Answer

$\displaystyle x$

$ \displaystyle {{x}^{2}}+1$

$ \displaystyle {{x}^{3}}-x$

None

25.

Which of the following is a cubic polynomial?

Topic: Types of Polynomials

Deselect Answer

$ \displaystyle {{{x}^{3}}+x+1}$

$ \displaystyle {{{x}^{2}}+x+1}$

x + 1

None

26.

What is the product of the polynomials $\displaystyle x-2\text{ and }x+2$?

Topic: Multiplication of Polynomials

Deselect Answer

$ \displaystyle {{{x}^{2}}+4}$

$ \displaystyle {{{x}^{2}}-4}$

$ \displaystyle {{{x}^{2}}-2x+2}$

$ \displaystyle {{{x}^{2}}+2x-2}$

None

27.

What is the expanded form of $ \displaystyle {{\left( {x-1} \right)}^{2}}$ ?

Topic: Polynomial Identities

Deselect Answer

$ \displaystyle \left( {{{x}^{2}}-2x+1} \right)$

$ \displaystyle {{{x}^{2}}+1}$

$ \displaystyle {{{x}^{2}}-x+1}$

$ \displaystyle {{{x}^{2}}-2x-1}$

None

28.

Which of the following is a zero of the polynomial $ \displaystyle {{x}^{2}}-1$

Topic: Zeroes of Polynomials

Deselect Answer

None

29.

What is the product of the polynomials $\displaystyle x+3\text{ and }x-1$?

Topic: Multiplication of Polynomials

Deselect Answer

$ \displaystyle {{x}^{2}}-2x-3$

$ \displaystyle {{x}^{2}}+2x+3$

$ \displaystyle {{x}^{2}}-2x+3$

$ \displaystyle {{x}^{2}}+2x-3$

None

30.

Which of the following is a polynomial?

Topic: Polynomial Identities

Deselect Answer

$ \displaystyle {2{{x}^{3}}+3{{x}^{2}}-5x+7}$

$ \displaystyle \frac{1}{x}$

$ \displaystyle {\sqrt{x}}$

$ \displaystyle \frac{1}{{{{x}^{2}}}}$

None

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Class 9 Quiz Level 1 (Easy) – Polynomials

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