Evaluate
175
Factor
5^{2}\times 7
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5^{2}\left(\sqrt{7}\right)^{2}
Expand \left(5\sqrt{7}\right)^{2}.
25\left(\sqrt{7}\right)^{2}
Calculate 5 to the power of 2 and get 25.
25\times 7
The square of \sqrt{7} is 7.
175
Multiply 25 and 7 to get 175.
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