Maths

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Prime Factors

A prime factor is a factor that is a prime number or what goes into the number for exsample the number 70 1 goes in 70 times the muber 2 goes in 35 times

Prime number

A prime number can only be divided by itself and the number 1.

some prime numbers , 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47...

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Product means Times (x)

prime means can only be divided by itself and the number one

mutiple means times tables

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The Highest Common Factor (HCF)

HCF of two numbers is the largest number that is a factor of both numbers

The Lowest Common Multiple (LCM)

LCM of two numbers is the smallest number thats is a multiple of both numbers

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Index Notation

In index notation the number is that is being multiplyed by itself is called the base

and the number that is written above the base is called the index or power

the index tells you the number of times that the base must be multiplyed by itself

for exsample

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simplifying exspretions

To multiply powers of the same letter,add the indices

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fractional indercies

exsample

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