Question

1/x+1 + 2/x-1 = 8/(x+1)*(x-1) ркшите пж

Answer 1

$1/(x+1 )+ 2/(x-1) = 8/((x+1)*(x-1)) \\ \\ x \neq -1;x \neq 1 \\ \\ \frac{x-1+2x+2}{(x+1)(x-1)} = \frac{8}{(x+1)(x-1)} \\ \\ 3x+1=8 \\ \\ 3x=7 \\ \\ x=7:3 \\ \\ x=2 \frac{1}{3}$