Question

Fill in the missing term: (x - 8)2 = x2 + ____ + 64.
A. 4x
B. 8x
C. -16x
D. 32x

Answer 1

is that x2 x^2?

Answer 2

yes it is

Answer 3

(x-8)*2 = x^2 +____ +64
2x-16 = x^2 + ___ + 64
0 = x^2+ ____ - 2x + 64 +16
0 = x^2 +____ -2x + 80

Answer 4

i dont get it?

Answer 5

i don't either. the left side only has x to the 1st exponent.
the right side has an x^2 value. I can't find a way where both sides are equal.

Answer 6

ok thanks