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Aflati valoare minima a functiei f:{-4;-1;0;2;5}-->R, f(x)=-2x+2
SI REZOLVAREA
URGENT!!


Răspuns :

f(-4) = -4 x -2 + 2 = 10
f(-1) = -2 x -1 + 2 = 4
f(0) = 2
f(2) = -2 x 2 + 2 = -2 
f(5) = -2 x 5 + 2 = -8 

Deci minim e f(5) = -8