Odpowiedź:
Szczegółowe wyjaśnienie:
[tex]\sqrt{72} +\sqrt{32} +\sqrt{8} =\sqrt{36*2} +\sqrt{16*2} +\sqrt{4*2} =\sqrt{36} *\sqrt{2} +\sqrt{16} *\sqrt{2} +\sqrt{4} *\sqrt{2} =\\=6\sqrt{2} +4\sqrt{2} +2\sqrt{2} =12\sqrt{2}[/tex]
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Odpowiedź:
Szczegółowe wyjaśnienie:
[tex]\sqrt{72} +\sqrt{32} +\sqrt{8} =\sqrt{36*2} +\sqrt{16*2} +\sqrt{4*2} =\sqrt{36} *\sqrt{2} +\sqrt{16} *\sqrt{2} +\sqrt{4} *\sqrt{2} =\\=6\sqrt{2} +4\sqrt{2} +2\sqrt{2} =12\sqrt{2}[/tex]