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1
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2\sqrt{25\times 0.01}
Multiply 10 and 2.5 to get 25.
2\sqrt{0.25}
Multiply 25 and 0.01 to get 0.25.
2\times 0.5
Calculate the square root of 0.25 and get 0.5.
1
Multiply 2 and 0.5 to get 1.
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