Question

I need help on math tho

Answer 1

go to answers.com and than search this question up and then you will get the answer

Answer 2

\[y=-5x^2+10x+7\]
\[y=-5(x^2-2x)+7\]\[=-5(x^2-2x+1-1)+7\]\[=-5(x^2-2x+1)+5+7\]
\[y=-5(x-1)^2+12\]
it is a downward parabola with vertex (1,12)
it has maximum value 12 at (1,12)