Question

Tolong di bantu yaa :)
makasiih :)

Answer 1

F(1) = a(1)^2 + b(1) + c = a+b+c =3
f(-1) = a(-1)^2 + b(-1) + c = a-b+c =3

(a+b+c) + (a-b+c) = 3+3
2a+2c = 6
a+c =3