Quiz about Polynomials

Question 1

If $$\alpha$$ and $$\beta$$ are the zeros of a polynomial $$f(x)=p x^2-2 x+3 p$$ and $$\alpha+\beta=\alpha \beta$$, then $$p$$ is

Accepted Answer

Covalent bond

Answer

$$2 / 3$$

Answer

$$-2 / 3$$

Answer

$$1 / 3$$

Answer

$$-1 / 3$$

Question 2

If one zero of the quadratic polynomial $$x^2+3 x+k$$ is $$2$$ , then the value of $$k$$ is

Accepted Answer

Covalent bond

Answer

$$-10$$

Answer

$$10$$

Answer

$$5$$

Answer

$$-5$$

Question 3

If the quadratic equation $$x^2+4 x+k=0$$ has real and equal roots, then

Accepted Answer

Covalent bond

Answer

$$k=4$$

Answer

$${k}<4$$

Answer

$$k>4$$

Answer

$${k} \geq 4$$

Question 4

If the zeroes of the polynomial $$x^2+p x+q$$ are double in value to the zeroes of the polynomial $$2 x^2-5 x-3$$, then find the values of $$p$$ and $$q$$.

Accepted Answer

Covalent bond

Answer

$$ p=-5, q=-6$$

Answer

$$ p=-3, q=-9$$

Answer

$$ p=-7, q=-11$$

Answer

None of the above

Question 5

Find the zeroes of the quadratic polynomial $$6 x^2-3-7 x$$ and verify the relationship between the zeroes and the coefficients.

Accepted Answer

Covalent bond

Answer

$$-\frac{1}{3},\frac{3}{2}$$

Answer

$$-\frac{2}{7},\frac{3}{2}$$

Answer

$$-\frac{1}{9},\frac{2}{7}$$

Answer

None of the above

Cbse Board Question Paper 2022 Polynomials Cbse Class 10 Maths Problems and Solutions

Many students find Polynomials for Cbse Class 10 particularly challenging. Strengthen your concepts and gain confidence for your exams by solving free questions for Polynomials from Cbse Board Question Paper 2022 for Cbse Class 10 preparation.