SOLUTION: f(x)=3^x Domain:__________, Range___________ find equation for f^-1(x) and state Domain___________ , and Range___________.

Algebra ->  Graphs -> SOLUTION: f(x)=3^x Domain:__________, Range___________ find equation for f^-1(x) and state Domain___________ , and Range___________.      Log On


   



Question 114771: f(x)=3^x Domain:__________, Range____________ find equation for f^-1(x) and state Domain___________ , and Range___________.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=3^x
Domain:all Real Numbers, Range: f(x)>=0_
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To find f^-1:
Interchange x and y to get:
x = 3^y
solve for y:
y = log(base 3)x
Domain_x >=0 , and Range_all Real Numbers.
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Cheers,
Stan H.