Question

INTEGRATE THE FOLLOWING

SPAMMERS STAY AWAY..

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Answer 1

Step-by-step explanation:

Pls mark as brainliest..

Answer 2

Answer:

see below

Step-by-step explanation:

(x^4 + 1 ) = (x^2 + 1)^2 - 2x^2 = (x^2+1)^2 - 2(x^2+1) + 2

now....

LHS = [£ (x^2+1) - £2 - £2/(1+x^2) ] dx

= x^3/3 - x - 2 ( tan^-1)x + c