Question

How do u factor this
x^2−2x−1
x^2−3x+1
please show work

Answer 1

Explanation:

ˣ²-2ˣ-1

=(x-1)² > this is a difference of squares a^2 - 2ab + b^2 = (a-b)^2

x^2 = x

b^2 = b