in the exam they ask you what a real number(for example), i get confused
can someone please post all of the maths definations

SryanBruen
Natural numbers  positive whole numbers starting from 1
Integers  negative and positive whole numbers
Real numbers  negative and positive numbers  practically everything, even something such as "3.5  that's a real number"!
Prime numbers  numbers that only can be divided by itself and 1
Factors  A factor of a number is a number that divides into the number, for example, 3 and 4 are factors of 12.
Composite numbers  numbers that have more than 2 factors

SryanBruen
Less Stress More Success JC Maths HL Paper 1 & Paper 2 (separate books) has all the definitions you will need

shubham.nagar.1238
thanks

talha.man.39
the books never help, maths is all practise, the more maths you practise the better you get :).

Me
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