Question

Factor: x2 - 2x + 1
A. (x + 1)2
B. (x – 1)
C. (x – 1)2
D. (x + 1)(x + 1)

Answer 1

What numbers multiply to make 1 but add to make -2 ?

Answer 2

-1

Answer 3

good so -1+-1=-2
-1*-1=1
so what would our answer be?

Answer 4

b?

Answer 5

No there are two numbers
(x-1)(x-1)
Any ideas about which is equivalent to this?

Answer 6

c

Answer 7

good :)

Answer 8

thanks