Предмет: Математика, автор: rammstein3

Помогите решить
Log7 0,5 + log7 98

blabla2345: кулькулятор в помощь!!!

Ответы

Автор ответа: Аноним

122

$\log_70,5+\log_798=\log_7\left(0,5\cdot98\right)=\log_749=\log_77^2=2$

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