Question

Factor Completely: x2 − 49

Answer 1

that is x^2 right?

Answer 2

yes

Answer 3

(x-7) (x+7)

Answer 4

first of all do you know how to do this?

Answer 5

not really I suck at algebra.

Answer 6

(x + 7)(x - 7).
You should use a^2 - b^2 identity.

Answer 7

hmmm

okies

Answer 8

thank you though.

Answer 9

yes

Answer 10

sorry i wrote it wrong

Answer 11

its only
(a^2- b^2)

Answer 12

49 = 7^2.

Answer 13

okies from that if you can tell that the looks are similar

a^2 - b ^2

x^2 - 49

7 ^ 2 = 49

Answer 14

ok that looks better lol