Easiest way to take the square root of a number in scientific notation, or 3rd root..

theDr.

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Easiest way to take the square root of a number in scientific notation, or 3rd root, or 4th root...etc. THANKS
 

gdk

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just think of all roots as fractional exponents

sqrt(2x10^4) = (2x10^4)^(1/2)
= 1.4x10^2

rememer (10^x)^y = 10^(x*y)
 
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