Mathematics Class - 9>Chapter 4 - Polynomials>Try This>Q (v)

MEDIUM

9th Chhattisgarh Board

IMPORTANT

Earn 100

Multiply the following polynomials, find the degree of the product polynomial:

$p (u) = 3 u^{2} - 12 u + 4; q (u) = u^{2} - 2 u + 1$

Important Questions on Polynomials

MEDIUM

9th Chhattisgarh Board

IMPORTANT

Mathematics Class - 9>Chapter 4 - Polynomials>Exercise>Q 1

On adding the polynomials:

2 x^{2} + x + 1

and

3 x^{2} + 4 x + 5

we get

5 x^{2} + A x + 6

then find the value of

A .

MEDIUM

9th Chhattisgarh Board

IMPORTANT

Mathematics Class - 9>Chapter 4 - Polynomials>Exercise>Q 1

On adding the following polynomials:

8 p^{2} - 3 p + 4

and

3 p^{3} - 4 p + 7

we get

3 p^{3} + 8 p^{2} - 7 p + C

then find the value of

C .

MEDIUM

9th Chhattisgarh Board

IMPORTANT

Mathematics Class - 9>Chapter 4 - Polynomials>Exercise>Q 1

On adding the following polynomials:

- 5 x^{3} + 9 x^{2} - 5 x + 7

and

- 2 x^{2} + 7 x^{3} - 3 x - 8

we get

2 x^{3} + K x^{2} - 8 x - 1

then find the value of

K .

MEDIUM

9th Chhattisgarh Board

IMPORTANT

Mathematics Class - 9>Chapter 4 - Polynomials>Exercise>Q 2

Add the following polynomials and find the degree of the resultant polynomial:

3 y^{2} + 2 y - 5; 2 y^{2} + 5 + 8 y

and

- y^{2} - y

MEDIUM

9th Chhattisgarh Board

IMPORTANT

Mathematics Class - 9>Chapter 4 - Polynomials>Exercise>Q 2

Add the following polynomials and find the degree of the resultant polynomial:

5 + 7 r - 3 r^{2}; r^{2} + 7

and

r^{2} - 3 r + 5

MEDIUM

9th Chhattisgarh Board

IMPORTANT

Mathematics Class - 9>Chapter 4 - Polynomials>Exercise>Q 2

Add the following polynomials and find the degree of the resultant polynomial:

4 x + 7 - 3 x^{2} + 5 x^{3}; 7 x^{2} - 2 x + 1

and

- 2 x^{3} - 2 x

MEDIUM

9th Chhattisgarh Board

IMPORTANT

Mathematics Class - 9>Chapter 4 - Polynomials>Exercise>Q 3

On subtracting

t^{2} - 5 t + 2

from

7 t^{3} - 3 t^{2} + 2

we get

A t^{3} - 4 t^{2} + 5 t

then find the value of

A

.

MEDIUM

9th Chhattisgarh Board

IMPORTANT

Mathematics Class - 9>Chapter 4 - Polynomials>Exercise>Q 3

On subtracting

3 p - 5 p^{2} + 7 + 3 p^{3}

from

2 p^{2} - 5 + 11 p - p^{3}

we get

- 4 p^{3} + 7 p^{2} + T p - 12

then find the value of

T

.