Предмет: Алгебра, автор: PavelPtdkthdsktd

а в 4 степени и все это в пятой умножить на а в минус 18 степени при а равному ноль целых три десятых

Ответы

Автор ответа: 373050026
1
(a^{4})^{5}*a^{-18}=(a^{20}*a^{-18}=a^{20+(-18)}=a^{20-18}=a^{2}
Если а=0,3, то выражение a^{2}=0,3^{2}=0,09
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