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Автор - andriana2000

квадратный корень из 3 - квадратный корень из 5 всё это во 2 степени , сколько будет?

Ответ

Автор - CVita
( sqrt{3}- sqrt{5})^2= sqrt{3}^2-2 sqrt{3} sqrt{5}+ sqrt{5}^2=3-2 sqrt{3}  sqrt{5} +5=8-2 sqrt{3}  sqrt{5}

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