SOLUTION: please help me with this equation y=4x^2-8x-16.

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Question 431444: please help me with this equation y=4x^2-8x-16.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
zeros= (3.3,0), (-1.3,0)
vertex=(1,-20)
axis=1
open up