The integral int (2x^12+5x^9 /(x^5+x^3+x)^3) dx is equal to

Question

The integral $\int \frac{2x^{12}+5x^9}{(x^5+x^3+x{)}^3}$ dx is equal to

Answer 1

The correct answer is $\frac{x^{10}}{2(x^5+x^3+1{)}^2}+C$ 

Explanation ::