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32 votes
32 votes
According to indical equation solve 3×=1\81

User Sarena
by
2.9k points

1 Answer

25 votes
25 votes

Answer:

x = - 4

Explanation:

using the rule of indices


(1)/(a^(n) ) =
a^(-n) , then


3^(x) =
(1)/(81) =
(1)/(3^(4) ) =
3^(-4) , that is


3^(x) =
3^(-4) , thus

x = - 4

User Hjaltij
by
2.2k points
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