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2014-08-15T19:07:36+03:00
Rad (7 - 4 rad 3) = rad (7- rad 48) A=7 B=48 C^2 = 49-48 =1 => C=1 rad(7+1)/2 - rad (7-1)/2 = rad 4 - rad 3 rad (7- 4 rad 3) = 2 - rad 3
3 4 3