SOLUTION: Help I do not understand this at all! Thanks so much for any help given. It says find the function value f(x)=x3 f(-2)= ?

Algebra ->  Rational-functions -> SOLUTION: Help I do not understand this at all! Thanks so much for any help given. It says find the function value f(x)=x3 f(-2)= ?      Log On


   

Question 126138: Help I do not understand this at all! Thanks so much for any help given.
It says find the function value f(x)=x3
f(-2)= ?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!

f%28x%29=x%5E3 Start with the given function


f%28-2%29=%28-2%29%5E3 Plug in x=-2


f%28-2%29=-8 Raise -2 to the 3rd power to get -8