A Level

MATHEMATICS · Single correct · A Level · Mathematics · Algebra and Functions · Algebra and Functions

Problem

\int \frac{dx}{x(x^5+1)} =

(a)

\frac{1}{5} \log x^5(x^5+1) + c

(b)

\frac{1}{5} \log x^5 \left( \frac{1+x^5}{x^5} \right) + c

(c)

\frac{1}{5} \log x^5 \left( \frac{x^5}{x^5+1} \right) + c

(d) None of these