Question

Secx-cosx/tanx=___? Explain pls ...?

Answer 1

`(secx- cos x)/(tan x)= \\ = ( (1)/(cos x) -cos x)/( (sinx)/(cos x))= \\ = ( (1-cos ^(2) x)/(cos x) )/( (sinx)/(cos x) )= \\ = (sin ^(2) x)/(sin x)=`
= sin x