Предмет: Алгебра, автор: svinarenkok

37^х+1 + 57^х-1=152

Ответы

Автор ответа: Аноним

7 ^ X * ( 3 * 7 + 5 * ( 1/7 ) ) = 152
7 ^ X = 152 : ( 21 + (5/7 ))
7 ^ X = 152 : ( 152/7 )
7^X = 7
X = 1

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3*7^х+1 + 5*7^х-1=152

Ответы

37^х+1 + 57^х-1=152