Question

integral dx/x^4 sqrtx^2+1083

I know that x=root1083 tan u

Answer 1

If I understand your integral correctly:
\[x^{4}\sqrt{x ^{2}} = x^{5}\]
Remember that:
\[1/x^{5} = x^{-5}\]
Take it from there :)

Answer 2

Ah, alrighty then, I get where to go now. Thank you. : )

Answer 3

Np :)