SOLUTION: f(x) = 11x - 5x2 + 4 find f(-4) The more I read how my lesson explains to solve this the more confused I get. If anyone can help explain it I would greatly appreciate it.

Algebra ->  Functions -> SOLUTION: f(x) = 11x - 5x2 + 4 find f(-4) The more I read how my lesson explains to solve this the more confused I get. If anyone can help explain it I would greatly appreciate it.      Log On


   

Question 345511: f(x) = 11x - 5x2 + 4
find f(-4)
The more I read how my lesson explains to solve this the more confused I get. If anyone can help explain it I would greatly appreciate it.
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=11x - 5x2 + 4
f(-4)=11*(-4)-5(-4)(-4)+4
=-44-80+4
=-120