When looking at a rational function f of x equals the quantity x plus three times the quantity x minus two times the quantity x plus five all divided by the quantity x minus three times the quantity x plus two times the quantity x minus 5 , Bella and Edward have two different thoughts. Edward says that the function is defined at x = −2, x = 3, and x = 5. Bella says that the function is undefined at those x values. Who is correct? Justify your reasoning.