Question

How do you find the limit of `cosx` as `x->(5pi)/3`?

Answer 1

`1/2`

Explanation:

The function `cosx` is defined for `x=(5pi)/3`, so the limit is the same as the actual value of the function. Thus:

`lim_(xrarr5pi//3)cosx=cos((5pi)/3)=cos(pi/3)=1/2`