[tex]\frac{2\sqrt{50}-8\sqrt{18} }{9\sqrt{2} } = \frac{10\sqrt{2}-24\sqrt{2} }{9\sqrt{2} }=\frac{-14\sqrt{2} }{9\sqrt{2} }=\frac{-14}9}= -\frac{14}{9}= -1\frac{5}{9}[/tex]
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[tex]\frac{2\sqrt{50}-8\sqrt{18} }{9\sqrt{2} } = \frac{10\sqrt{2}-24\sqrt{2} }{9\sqrt{2} }=\frac{-14\sqrt{2} }{9\sqrt{2} }=\frac{-14}9}= -\frac{14}{9}= -1\frac{5}{9}[/tex]
...czyli odpowiedź e.