Question

If x= -2 then find the
value of the polyno-
mial x2 + 5x -10.​

Answer 1

Answer:

-2²+5×(-2)-10

=4+(-10)-10

=-16

Answer 2

Answer:

-16

Step-by-step explanation:

-2*2+5*-2-10

=-4+-10-10

=-4+-20

=-16