Question

Factor completely.

y2 - 12y + 32
a-(y + 4)(y + 8)
b-(y - 4)(y - 8)
c-(y + 18)(y + 2)
d-(y - 18)(y - 2)

Answer 1

Here's a quick way to do this one:

A. does 4 + 8 = Negative 12?
B. does (-4) + (-8) = Negative 12?
C. does 18 + 2 = Negative 12?
D. does (-18) + (-2) = Negative 12?

Answer 2

A.no
B.no
c.no
d.no

Answer 3

I think one of them should definitely equal negative 12

what did you get for each?

Answer 4

b. equals negative 12

Answer 5

tah dahhhh

Answer 6

so its b?

Answer 7

yup!