Предмет: Математика, автор: fat1maaa

Пожалуйста Решите уравнение 4^x*5^x=400

Ответы

Автор ответа: miron2077

4^x*5^x=400
20^x=400
20^x=20²
x=2

Автор ответа: fat1maaa

помоги решить :5^х*4^-х=0,8

Автор ответа: miron2077

в чем нарушение?

Автор ответа: miron2077

ничего решать не буду, если отметили нарушение там, где его нет

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