Simplify: x2−5x+6x2−9÷x−2x+3\frac{x^2-5x+6}{x^2-9} \div \frac{x-2}{x+3}x2−9x2−5x+6÷x+3x−2
x−2x+3\frac{x-2}{x+3}x+3x−2
111
x−3x+3\frac{x-3}{x+3}x+3x−3
x−2x−3\frac{x-2}{x-3}x−3x−2