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100Puncte!!!! Plus coroana!!!

100Puncte Plus Coroana class=
100Puncte Plus Coroana class=

Răspuns :

4.

[tex]\it f:\mathbb{R}\ \longrightarrow\ \mathbb{R},\ \ f(x)=-\dfrac{3}{5}x-8,\ \ descresc\breve atoare[/tex]