SOLUTION: Please evaluate the following function or inverse; then write the ordered pair. f(x)=3x+1 and f^-1=(x-1)/3 f(2) = ( ) ( , ) Thank you for your help!

Question 266204: Please evaluate the following function or inverse; then write the ordered pair.
f(x)=3x+1 and f^-1=(x-1)/3
f(2) = ( )
( , )
Thank you for your help!
Found 2 solutions by stanbon, jim_thompson5910:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Please evaluate the following function or inverse; then write the ordered pair.
f(x)=3x+1 and f^-1=(x-1)/3
f(2) = 3*2+1 = 7
f^-1(x) = (x-1/3)
f^-1(7) = (7-1)/3 = 2
===========================
(2,7)
=====================
Cheers,
Stan H.
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given function.

Plug in

Multiply

Add

So the ordered pair is (2,7)
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