Question

evaluate using product, quotient chain
sec(2theta)*tan^2(theta)

Answer 1

sec 2 theta or sec^2 theta?

Answer 2

\[\sec(2\theta)\tan^2(\theta)\]

Answer 3

y'=sec {f(x)} = f'(x)sec(fx) tan f(x), for tan try splitting it into tan(x) tan(x)