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Reduceti termenii asemenea:
A)5√15-2√2+√60+7√8-6√3 *√5+√32


Răspuns :

[tex]5\sqrt{15}-2\sqrt{2}+\sqrt{60}+7\sqrt{8}-6\sqrt{3}\sqrt{5}+\sqrt{32}=\\ 5\sqrt{15}-2\sqrt{2}+2\sqrt{15}+7\cdot2\sqrt{2}-6\sqrt{15}+4\sqrt{2}=\\ 5\sqrt{15}-2\sqrt{2}+2\sqrt{15}+14\sqrt{2}-6\sqrt{15}+4\sqrt{2}=\\ (5+2-6)\sqrt{15}+(-2+14+4)\sqrt2=\sqrt{15}+16\sqrt{2}[/tex]