Quantitative Aptitude Important Formulas

Square and Cube root - Important Formulas,Tricks and Examples

Square Root:

x2 = y => √y = x.

Cube Root:

x3 = y => 3√y = x.

Important Note:

x = √x * √x

√xy = √x * √y

√(x/y) = √x / √y = (√x / √y) * (√y / √y) = √xy / y

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