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The integral int[2x^[12]+5x^9]/[x^5+x^3...

The integral `int[2x^[12]+5x^9]/[x^5+x^3+1]^3.dx` is equal to- (A) `x^10 / (2(x^5 + x^3 +1)^2) ` (B) `x^5/ (2(x^5 + x^3 +1)^2) ` (C) `-x^10 / (2(x^5 + x^3 +1)^2) ` (D) `- x^5 / (2(x^5 + x^3 +1)^2) `

A

`(x^(10))/(2(x^(5)+x^(3)+1)^(2))+C`

B

`x^(5)/(2(x^(5)+x^(3)+1)^(2))+C`

C

`-x^(10)/(2(x^(5)+x^(3)+1)^(2))+C`

D

`-x^(5)/(x^(5)+x^(3)+1)^(2)+C`

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