Question

simplify 4/(X+2 ) - 3/(X-1) / 4/(X+2 ) - 1/(x^2+X-2)

Answer 1

4/(x+2) - 3/(x-1) / 4/ (x+2) - 1 / (x+2) ( x - 1) gcf of both parts

(4(x-1) - 3(x+2) ) / (x+2)(x+1) / (4x- 4 -1)/(x+2) (x+1)

cancel x+2 x+1

4x-4-3x+6 (4x-5)

x+2(4x-5)

4x^2 -3x - 10