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## Ignore words

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Perfect Square

the number that forms when two same numbers are multiplied together

Square Root

when multiplying a number by itself to get a square number

Radicand

The numbers under the radical sign 7.1

cube root

the number that is multiplied by itself three times

Rational Number

Any number that can be expressed as a ratio of two integers. Example; 6 can be expressed as 6/1, and 0.5 as 1/2.

-Whole numbers -decimals

Examples of Rational Numbers

Irrational Number

A number that cannot be written as a fraction with a numerator and a denominator that are integers. The decimal representation of a rational number either ends or repeats.

-imperfect squares

Examples of Irrational Numbers

3√64

4

√36

6

√2000

≈45

multiplicitive inverse

When you multiply a number by its reciprocal and it is equal to 1.

1

3/5 • 5/3 = ?