Răspunsuri

  • Utilizator Brainly
2014-02-11T18:08:01+02:00
F(-2)= 2x(-2)-4=-4-4=-8
f(2)=2x2-4=4-4=0
f(-2) + f(2) = -8+0=-8
2014-02-11T18:13:22+02:00
F(-2) inseamna ca x=-2 si il inlocuiesti in functie. f(-2)=-4-4=-8
F(2) inseamna ca x=2 si il inlocuiesti in functie. f(2)=4-4=0

deci f(-2)+f(2)=-8