Question

Please solve the following:-
a)4x^4+8x^2+9
b)x^4+x^2+1

Use algebraic identities

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Answer 1

Answer:

a)4x^4+52x^2

b)x^4+2x^2

Step-by-step explanation:

a) 4x^4+8x^2+9

by taking 4x^2 common

4x^2[x^2+4+9]

= 4x^2[x^2+13]

= 4x^2^2+52x^2

= 4x^4+52x^2

b). x^4+x^2+1

by taking common x^2

x^2[x^2+1+1]

= x^2[x^2+2]

= x^2^2+2x^2

= x^4+2x^2