A Level

MATHEMATICS · Single correct · A Level · Mathematics · Integration · Integration

Problem

\int \frac{\cot x\,\tan x}{\sec^2 x - 1}\,dx =

(a)

\cot x - x + c

(b)

-\cot x + x + c

(c)

\cot x + x + c

(d)

-\cot x - x + c