Answer:
-x^2 + 8x - 16.
Step-by-step explanation:
That would be -1(x - 4)^2.
= -(x^2 - 8x + 16)
= -x^2 + 8x - 16.
3/8 & 4/8
1/2 - 1/8 = 4/8 - 1/8 = 3/8
x - 1/8 = 3/8
x = 4/8
A(1,−1) and C(5,3)
4/9 * 7 =3.11111111