Respuesta :

Answer:

A... 0

Step-by-step explanation:

(10-10) (10+2)

0 X 12=0

840060

Answer:

0

Step-by-step explanation:

In order to solve this, we just substitute 10 instead of r, and get...

(r - 10)(r + 2) = (10 - 10)(10 + 2) = (0)(12) = 0