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

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Find the sum and difference of the following polynomials and give the degree of the resultant.

$p (y) = 15 y^{4} - 5 y^{2} + 27, s (y) = 15 y^{4} - 9$

Important Questions on Polynomials

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Mathematics Class - 9>Chapter 4 - Polynomials>Try This>Q 1

What should be subtracted from

= - 5 y^{2} + 36

to get

2 t^{3} - 4

.

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Mathematics Class - 9>Chapter 4 - Polynomials>Try This>Q 2

What should be added to

6 r^{2} + 4 r - 2

to get

15 r^{2} + 4

.

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

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

$p (x) = x^{2} + 3 x + 2; q (x) = x^{2} + 3 x + 1$

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

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

$p (v) = v^{2} - 3 v + 2; q (v) = v + 1$

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

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

$p (x) = 2 x^{2} + 7 x + 3; q (x) = 5 x^{2} - 3 x$

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

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

$p (y) = y^{3} - y^{2} + y - 1; q (y) = y + 1$

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

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

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

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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 .