SOLUTION: Does the following quadratic have a graph that opens up or opens down? f(x) = -3x2 + 5x - 7

Algebra ->  Functions -> SOLUTION: Does the following quadratic have a graph that opens up or opens down? f(x) = -3x2 + 5x - 7       Log On


   

Question 423655: Does the following quadratic have a graph that opens up or opens down?
f(x) = -3x2 + 5x - 7
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
down, since the x^2 term is negative.