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Al3xutz13
a fost răspuns

Stiind ca x este numar real, determinati valoarea minima a expresiei:
a)-x patrat-4x-4;
b)-x patrat+2x-3;
c)-x patrat-2x+5;
d)-x patrat+8x;
e)-9(x patrat)+1;
f)-x patrat-x+1;
g)-x patrat-3x-1;
h)5x-3(x patrat).