contestada

4 Which of the following expressions is
equivalent to x2 + 2x – 15 ?
A (x + 2)(x – 7.5)
C (x – 3)(x + 5)
B (x + 3)(x - 5)
D none of these

Respuesta :

Answer:

(x-3)(x+5)

Step-by-step explanation:

(x-3)(x+5)

x^2 - 3x + 5x - 15

x^2 + 2x - 15

jedikingedgar

Answer:

(x-3)(x+5)

Step-by-step explanation:

I put the expression onto a graphing calculator, then I put all of the answers onto the calculator and it was equal to the original expression. Hope this helps.