Question

what is the product of [(x+1)(x-1)]^2

Answer 1

foil the ones in (), then expand by squaring it

Answer 2

then multiply them again

Answer 3

\[[(x+1)(x-1)]^2 = (x^2-1)^2\]

Answer 4

thank you so much

Answer 5

expand it then foil it again \[\huge (x^2-1)(x^2-1)\]

Answer 6

\[\huge x^2-1x^2-x^2+1\]

Answer 7

combine like term

Answer 8

so is it x^4-2x^2+1

Answer 9

correct

Answer 10

thank you so much

Answer 11

welcome