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Автор - irodyukmitya

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√25(2)−15(2)
( ВСЁ ВЫРАЖЕНИЕ В КОРНЕ)!!!!!!!!!.
ПОМОГИТЕ ПОЖАЛУЙСТА!

Ответ

Автор - DragonetSoul
<br />sqrt{25^2-15^2}=sqrt{(25-15)(25+15)}=sqrt{10*40}=20<br />

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