Question

1/х-1 -х+1=0 пожалуйста

Answer 1

$frac{1}{x-1} - x +1 = 0$
$frac{1}{x-1} = x - 1$
$1 = (x-1)(x-1)$
$1 = x^{2} -2x+1$
$x^{2} -2x = 0$
$x ( x-2) = 0$
$x_{1} = 0 ; x_{2} = 2$