# Thread: Simplify the expression

1. ## Simplify the expression

Simplify the expression
and give your answer in the form of

Your answer for the function is :
Your answer for the function is :

Simplify the expression
and give your answer in the form of

Your answer for is :
Your answer for is :

Solve for :

2. How far into the problem have you got? Please show some working on what you have done.