# Unit 2

Note by 10blowndes, updated more than 1 year ago Created by 10blowndes over 6 years ago 24 0

### Description

Includes information on Surds, Factors and Primes, Fractions and Decimals and Recurring Decimals

## Resource summary

### Page 1

Surds:You can't write root 15 exactly as a decimal. It is called a surd.root ab = root a x root b

Rationalizing the denominator of a fraction means making the denominator a whole number. You can do it by multiplying the top and bottom numbers by the surd part.

Factors and Primes:Prime numbers are numbers which are only divisible by them self and one.2 is the only EVEN prime number1 IS NOT a prime number

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