Question

Solve by using the perfect squares method.

x2 + 16x + 64= 0

A.
8

B.
16

C.
–8

D.
–16

Answer 1

@Barrelracer011

Answer 2

Well do you know what perfect squares are?

Answer 3

8

Answer 4

I would believe it to be A

Answer 5

Thank You

Answer 6

No problem

Answer 7

X^2+16x+___= -64

16^2=256\2=128

X^2+16x+128=-64+128

(X-8)^2= 64

Answer 8

Yes but then you do the perfect square of 64 and get 8

Answer 9

@reyannagirl

Answer 10

X=8

Answer 11

Yes so it is A