Question

complete this square, (X^2 - 2X-1)​

Answer 1

Answer:

${x}^{2} - 2x - 1 \\ \\ {x}^{2} - x - x - 1 \\ \\ ( {x}^{2} - x) - (x 1 1 ) \\ \\ x(x - 1) - 1(x - 1) \\ \\ (x - 1)(x - 1) = 0$