SOLUTION: Simplify. 2{{{ sqrt (21) }}} / {{{ sqrt (7) }}}

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Question 308953: Simplify.
2 /

Answer by mananth(16946)   (Show Source): You can put this solution on YOUR website!
2{ sqrt (21) } / { sqrt (7) }
2Sqrt (3*7) / sqrt7
2 Sqrt3 * sqrt7 / sqrt7
=2sqrt3

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