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18-02-2014
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Simplify the radical 72

Respuesta :

18-02-2014

72=8*9
8=2*2*2 or 2^3
9=3*3 or 3^2
sqrt72=2*3sqrt2=6sqrt2

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18-02-2014

[tex] \sqrt{72} = \sqrt{6*6*2} =6 \sqrt{2} [/tex]

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