Question

Ajuda aqui por favor '-'​

Answer 1

Resposta:

f(x)=x^2-2x-6

a) f(-3)= (-3)^{2}+(-2).(-3)-6=9+6-6=9

b) f(-2)=(-2)^{2}+(-2).(-2)-6=4+4-6=4-2=2

c) f(0)=0^{2}+(-2).(0)-6=0

d) f(2)=2^{2}+(-2).(2)-6=4-4-6= -6

e) f(3)=3^{2}+(-2).(3)-6=9-6-6=9-12=-3