Question

Is this correct ?
Factor: x2 - 8x + 16
answer is . . . (x - 8)(x + 8)

Answer 1

false

Answer 2

its not

Answer 3

x2 - 8x + 16 =(x-4)^2

so no it is not correct

Answer 4

-4 and -4 are the factors of 16 which add up to -8

Answer 5

(x-8)(x+8) = '' x2 +64 ''

Answer 6

@Saleh101 the difference of two squares formula says

(a-b)(a+b) = a^2 - b^2 minus NOt plus !!

Answer 7

yep my bad, its funny i always end up with such mistakes.
thanks

Answer 8

no problem everybody makes mistakes.. just try to be careful ;)