Evaluate
1701
Factor
3^{5}\times 7
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9^{2}\left(\sqrt{21}\right)^{2}
Expand \left(9\sqrt{21}\right)^{2}.
81\left(\sqrt{21}\right)^{2}
Calculate 9 to the power of 2 and get 81.
81\times 21
The square of \sqrt{21} is 21.
1701
Multiply 81 and 21 to get 1701.
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