SOLUTION: If i have f(x)=25x(2) + 10x-8 ..the (2) is exponent becuz i couldnt make it exponent..how do i work this to find whether the graph opens upward/downward and find intercepts?

Algebra ->  Graphs -> SOLUTION: If i have f(x)=25x(2) + 10x-8 ..the (2) is exponent becuz i couldnt make it exponent..how do i work this to find whether the graph opens upward/downward and find intercepts?      Log On


   

Question 668779: If i have f(x)=25x(2) + 10x-8 ..the (2) is exponent becuz i couldnt make it exponent..how do i work this to find whether the graph opens upward/downward and find intercepts?
Answer by lynnlo(4176) About Me  (Show Source):
You can put this solution on YOUR website!
y=(0,-8)
x=-(2/15,0)
it opens upward