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If 18*sqrt(8) - 8*sqrt(2) = sqrt(n), what is n?

 Feb 13, 2021
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18 (sqrt 4*2)   - 8 sqrt 2 = sqrt n

36 sqrt 2 - 8 sqrt 2  = sqrt n

28 sqrt 2   = sqrt n      square both sides

n = 1568

 Feb 13, 2021

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