need help with inverse function problem.

1.find the inverse for:

?:confused:

and

this one is composite function problem

2.if and given that =7, find the value of f(49)?:confused:

thanks for the reply...

Printable View

- February 18th 2010, 04:16 PMpencil09composite and invers function problem
need help with inverse function problem.

1.find the inverse for:

?:confused:

and

this one is composite function problem

2.if and given that =7, find the value of f(49)?:confused:

thanks for the reply... - February 18th 2010, 04:26 PMpencil09
1.

i've try to simplify the function:

so,

and ????