Question

please tell me fast​

Answer 1

Answer:

x=-2

x=4

Step-by-step explanation:

let x be +-1, +-2, +-3 and so on

x=-2 and 4

f(-2)=(-2)^2-2(-2)-8

=4+4-8

=8-8

=0

f(4)=(4)^2-2(4)-8

=16-8-8

=16-16

=0

Answer 2

-2 and 4
In which school do u study ? I think we are in the same school ..