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Potentiation and square root


Potentiation

The powers in which the base is a decimal number and the exponent a natural number follow the same rules of this operation, already defined. Like this:

(3,5)2 = 3,5 · 3,5 = 12,25

(0,64)1 = 0,64

(0,4)3 = 0,4 · 0,4 · 0,4 = 0,064

(0,18)0 = 1

Square root

The square root of a decimal number can be easily determined by turning it into a decimal fraction. Like this:

Next: Numeric Expressions