## Basic College Mathematics (10th Edition)

Squaring a number is to multiply it two times Examples: $$3^2 = 3*3 = 9$$ $$11^2 = 11*11 =121$$ Square root is to find a number that multiply it two times give this number Examples: $$\sqrt {36} = 6$$ $$\sqrt {25} = 5$$
Squaring a number is to multiply it two times Examples: $$3^2 = 3*3 = 9$$ $$11^2 = 11*11 =121$$ Square root is to find a number that multiply it two times give this number Examples: $$\sqrt {36} = 6$$ $$\sqrt {25} = 5$$