Question

((x^2 +9)/(-2 +x))*((2-x)/(x^2-6x +9))

Answer 1

[(x²-9)/(x-2)] * [(2-x)/(x²-6x+9)]=[-(x-3)(x+3)/(2-x)] * [(2-x)/(x-3)²]=-(x+3)/(x-3)