SOLUTION: Write the inverse of the function. f(x)=log↓8(x)

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: Write the inverse of the function. f(x)=log↓8(x)      Log On


   

Question 1106335: Write the inverse of the function.
f(x)=log↓8(x)
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
Write the inverse of the function.
f%28x%29=log%288%2C%28x%29%29
f(x) = y
y=log%288%2C%28x%29%29
swap x & y, solve for y
x=log%288%2C%28y%29%29
the exponent equiv
y+=+8%5Ex
f%28x%5E-1%29+=+8%5Ex