Multiply: x2+3xx2−9⋅x−3x\dfrac{x^2+3x}{x^2-9} \cdot \dfrac{x-3}{x}x2−9x2+3x⋅xx−3.
111
xx−3\dfrac{x}{x-3}x−3x
x+3x−3\dfrac{x+3}{x-3}x−3x+3
x−3x+3\dfrac{x-3}{x+3}x+3x−3