Автор - daniilke

x²=√46

0,8√225-0,5√1.21
Помогите

Ответ

Проверено экспертом

Автор - red321
x^2=sqrt{46}\sqrt{x^2}=sqrt{sqrt{46}}\|x|=sqrt[4]{46}\boxed{x=sqrt[4]{46}} ;      boxed{x=-sqrt[4]{46}}


0.8*sqrt{225}-0.5sqrt{1.21}=0.8*15-0.5*1.1=12-0.55=11.45

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