👤

Calculati f(-2)+f(2) unde f:R->R, f(x)= x²-4

Răspuns :

f(-2)=(-2)^2-4=4-4=0
f(2)=2^2-4=4-4=0
f(-2) + f(2) = 0
f(x) functie para
f(-2) +f(2)=2f(2)=2*0=0
as simple as that!!!