SOLUTION: If "f" is a one-to-one function and f(6)=-8,f(-8)=-7, and f(-7)=6, find f^-1(-7)
a. -6
b. -8
c. -7
d. 6
e. 7
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Question 470114: If "f" is a one-to-one function and f(6)=-8,f(-8)=-7, and f(-7)=6, find f^-1(-7)
a. -6
b. -8
c. -7
d. 6
e. 7
Found 2 solutions by stanbon, jim_thompson5910:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
If "f" is a one-to-one function and f(6)=-8,f(-8)=-7, and f(-7)=6,
find f^-1(-7)
----
f^-1(-7) = -8
=====================
Cheers,
Stan H.
===============
a. -6
b. -8
c. -7
d. 6
e. 7
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
=-7)
... Start with the given equation
\right)=f^{-1}\left(-7\right))
... Apply 
to both sides.
)
... Since f is one-to-one, \right)=-8)
(ie f and f inverse cancel each other out)
So =-8)
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