4. Выполните действия:(3V3

aika251804

Объяснение:

$(3*\sqrt{3}-2\sqrt{5})*\sqrt{3}+ \sqrt{60} = 3*\sqrt{3}*\sqrt{3}-2*\sqrt{5} *\sqrt{3}+\sqrt{60}=\\=3*3-\sqrt{4*5*3} +\sqrt{60}=9-\sqrt{60}+\sqrt{60}=9.$

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sangers1959

Verified answer

Ответ:

ответ:9

))))))))))))))))))

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