Question

by using Identity solve (x-1)*(x-1)answer fast please​

Answer 1

Answer:

(x-1) (x-1) = (x-1)^2

= x^2 - 2x + 1

Answer 2

Answer:

$(a - b)(a - b) = (a - b)^{2} \: \: \: \: so \\ (x - 1)(x - 1) = {(x - 1)}^{2} = {x}^{2}-2{x}+{1}$