If \[\sqrt{{{9}^{x}}}=81.\]find the value of \[x.\]

1.	If \[\sqrt{{{9}^{x}}}=81.\]find the value of \[x.\]
A.	2
B.	4
C.	3
D.	9
Answer» C. 3

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If \[\sqrt{{{9}^{x}}}=81.\]find the value of \[x.\]

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