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urgent!!!!!! cat mai repede ​

Urgent Cat Mai Repede class=

Răspuns :

[tex]\bf 1.\ \ \it E(2)=\dfrac{4+2}{8-3}=\dfrac{6}{5}=1,2\\ \\ \\ \bf 2.\ \it F(\sqrt2)=\dfrac{1-2\cdot2}{2+1}=\dfrac{-3}{3}=-1\\ \\ \\ \bf 3.\ \it Raportul\ nu\ are\ sens\ pentru\ x-1=0 \Rightarrow x=1\ .[/tex]