Question

simplify secx(sinx/tanx)

Answer 1

\[\large \sec x(\frac{\sin x}{\tan x})=\sec x[\frac{\sin x}{\dfrac{\sin x}{\cos x}}]\]
\[\large =\sec x (\sin x \times \frac{\cos x}{\sin x})\]
\[\large =\sec x(\cos x)\]
\[\large =\frac{1}{\cos x}\times \cos x\]