Suresh Lecturer

Class 10 Maths Quiz

Chapter 2 : Polynomials

2774

1. Which one is polynomial?

$\frac{1}{x+1}$

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

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

$x+\sqrt{2}$

2778

2. The zeros of $x^{2}-5$ are :

$\sqrt{5},-\sqrt{5}$

$\sqrt{5}, \sqrt{5}$

$5,-5$

None of these

2775

3. Which one is polynomial?

$\sqrt{x}+1$

$\frac{1}{\dot{x}^{3}+1}$

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

$x^{3}+1$

2770

4. The product of zeros of quadratic equation $x^{2}+7 x+10$ is:

-7

-10

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5. Is $(3 x+10)$ is a factor of $9 x^{3}-27 x^{2}-100 x+300$ ?

Yes

cannot be determined

None of these

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6. Which one is polynomial?

$\frac{1}{x+1}$

$\sqrt{x}+2$

$\frac{1}{x^{2}+2 x+7}$

$x^{3}+1$

2785

7. The zeros of $\sqrt{3} x^{2}+10 x+7 \sqrt{3}$ are:

$-\sqrt{3}, \frac{-7}{\sqrt{3}}$

$-\sqrt{3}, \frac{7}{\sqrt{3}}$

$\sqrt{3}, \frac{7}{\sqrt{3}}$

$\frac{7}{\sqrt{3}}, \sqrt{9}$

2780

8. A polynomial with two degree is called:

linear polynomial

quadratic polynomial

cubic polynomial

zeros polynomial

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9. The zeros of quadratic polynomial $4 x^{2}+87 x+125$ are:

Both positive

Both negative

one negative, one positive

Equal

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10. The number of polynomials having zeros as -2 and 4 is/are:

More than 3

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11. Which one is polynomial?

$1+\sqrt{x}$

$x^{2}+1$

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

$\frac{1}{x^{3}}$

2765

12. The zeros of $3 x^{2}-4-x$ are:

$1, \frac{-4}{3}$

$-1, \frac{4}{3}$

$-1, \frac{-4}{3}$

$1, \frac{4}{3}$

2772

13. The product of zeros of quadratic equation $x^{2}-2 x-8$ is:

-2

-8

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14. If $a, \beta, \gamma$ are the zeros of cubic polynomial $a x^{3}+b x^{2}+c x+d$, then the value of $\alpha \beta \gamma$ is:

$\frac{d}{a}$

$\frac{-b}{a}$

$\frac{c}{a}$

$\frac{-d}{a}$

2777

15. The sum of zeros of quadratic equation $2 x^{2}-8 x+6$ is:

-4

-3