Question

How do you simplify the expression `cosxtanx+sinxcotx`?

Answer 1

`cosxtanx+sinxcotx=sinx+cosx`

Explanation:

`cosxtanx+sinxcotx`

= `cosx xxsinx/cosx+sinx xxcosx/sinx`

= `cancelcosx xxsinx/cancelcosx+cancelsinx xxcosx/cancelsinx`

= `sinx+cosx`