va rog akutatima repede
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Răspuns:
E1
a) A = (-3, 5]
b) B = [7, +infinit)
c) C = (-infinit, -3)
d) D = (0, rad11)
e) E = C
f) F = (rad7, +infinit)
g) G = (-infinit, -rad5]
h) H = [-3, rad11]
E2
A = (-infinit, 1)
B = (-infinit, 7]