Răspuns:
Explicație pas cu pas:
[tex]\frac{3}{\sqrt{2} } -\frac{\sqrt{9} }{\sqrt{32} } +\frac{\sqrt{49} }{\sqrt{8} } -\frac{\sqrt{25} }{\sqrt{2} } =\\\frac{3}{\sqrt{2} } -\frac{3}{4\sqrt{2} } +\frac{7}{2\sqrt{2} } } -\frac{{5} }{\sqrt{2} } =\\\\\frac{3\sqrt{2} }{{2} } -\frac{3\sqrt{4} }{8} } +\frac{7\sqrt{2} }{4} } } -\frac{{5\sqrt{2} } }{2} } =\\\\\frac{12\sqrt{2} }{{8} } -\frac{3\sqrt{4} }{8} } +\frac{14\sqrt{2} }{8} } } -\frac{{20\sqrt{2} } }{8} } =\\\\\\\frac{3\sqrt{2} }{8}[/tex]
