Question

help me solve this please

Answer 1

f(x) = 2x^2+16x+36

X1=  -5   
Y1= 6

X2=  -4   
Y2= 4

X3= -3     
Y3= 6

equation = 2x^2+16x+36
My work: 

Answer 2

(-5, 6), (-4, 4)

(4-6)/(-4+5)= -2/1= -2

y-6 = -2(x+5)

y - 6 = -2x - 10

y = -2x - 4