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butalik [34]
3 years ago
12

Can someone solve this problem for me? Show me your steps to solve this problem as well.

Mathematics
1 answer:
AveGali [126]3 years ago
5 0
\bf 3^x=81\qquad 
\begin{cases}
81=3\cdot 3\cdot 3\cdot 3\\
\qquad 3^4
\end{cases}\implies 3^x=3^4\implies x=4

if their base is the same, the exponents must also be the same for the equation to be true.
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