SOLUTION: Is this function one-to-one or not? f(x)=(x-8)^3 -9

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Question 1080187: Is this function one-to-one or not?
f(x)=(x-8)^3 -9
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Yes it is.
It passes the horizontal line test.