SOLUTION: Let f(x)=x^3 -2. What is f(1/2)?

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Question 121154: Let f(x)=x^3 -2. What is f(1/2)?
Answer by Prithwis(166) About Me  (Show Source):
You can put this solution on YOUR website!
Find f(1/2) for f(x)=x^3 -2
f(1/2)=(1/2)^3 -2
=> f(1/2)=(1/8) -2
[Note: For (1/2)^3 just raise top and bottom to power of 3 and get 1/8]
=>f(1/2)= (1-16)/8
=>f(1/2)= (-15)/8
So, f(1/2)=(-15)/8 for when f(x)=x^3 -2