Question

which of the following is the product of the rational expressions down below? x-3/x+5•3x/x-5

Answer 1

Answer:

$\dfrac{3x^2-9x}{x^2-5^2}$

Step-by-step explanation:

             $\dfrac{x-3}{x+5} \cdot \dfrac{3x}{x-5} = \dfrac{(x-3)\cdot 3x}{(x+5)(x-5)} = \dfrac{3x^2-9x}{x^2-5^2}$