Friday

March 6, 2015

March 6, 2015

Posted by **trish** on Wednesday, April 24, 2013 at 10:36pm.

F(x)= ln(8-x)

I am totally lost, somebody please help????

- pre calculus -
**Steve**, Thursday, April 25, 2013 at 4:59amy=ln(8-x)

e^y = 8-x

x = 8-e^y

so, f^-1 = 8 - e^x

ln(u) is defined only for u>0, so that means the domain of F is all reals such that 8-x > 0, or x<8.

ln(8-x) has a vertical asymptote where 8-x=0, or x=8.

range is all reals.

domain and range are swapped for the inverse.

**Answer this Question**

**Related Questions**

Pre-Cal. - find the inverse of the following function. Find the domain, range,...

calculus - Find the inverse of the following function. Find the domain, range, ...

college algebra - Find the inverse of the following function. Find the domain, ...

algebra - Find the inverse of the following function. Find the domain, range, ...

pre calculus - Find the inverse of the function below. Graph the function below ...

pre-calculus - find the inverse of the following function. Find the domain, ...

College Algebra - Find the inverse of the function below. Graph the function ...

Pre-calculus - Given the following values for f(t): t : f(t) 3 : -7 6 : 6 9 : 19...

algebra - 1 (a) A function passes through the points (0, -5), (1, 0), (2, 7). ...

precalculus - Find the inverse of the function below. Graph the function below ...