What is the quadratic regression equation that fits these data?
-4,40
-3,28
-2,10
-1,8
0,7
1,10
2,16
3,26
4,40
А. y= 1.64х + 1.24x+8.08
В. y= 0.82x +0.78х + 7.23
ОООО
с. у= 16.76 - 1.02
D. у= 2.13х + 0.13х + 6.39

y-y1=m(x-x1)

y-1=1(x-8)

f2112

step-by-step explanation:

2f2 f2q

if your equation is in the form ax2 + bx + c, you can find the maximum by using the equation:

max = c - (b2 / 4a).

the first step is to determine whether your equation gives a maximum or minimum.

-x2 + 4x - 2.     thats an example hope it