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Remove all perfect squares from inside the square root of 200y^2

User Drsndodiya
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√(200y^2) ~~ \begin{cases} 200=&2\cdot 10\cdot 10\\ & 2\cdot 10^2 \end{cases}\implies √(2\cdot 10^2 y ^2)\implies 10y√(2)

User Leszek Zarna
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