17
NOTES
Sets of Numbers;
W Set of whole numbers ;{ 0, 1, 2, 3, . . . }
N Set of Natural Numbers; { 1, 2, 3, 4, 5, . . . }
Z Set of Integers; { . . ., -3, -2, -1, 0, 1, 2, 3, . . . }
Set of prime numbers; { 2, 3, 5, 7, 11, . . .}
Set of even numbers; { 0, 2, 4, 6, 8, . . . }
Set Symbols
? ‘belongs to’ or ‘is a member of’
? ‘does not belong to’ or ‘is not a member of’
? ‘is a subset of’
? ‘is not a subset of’
? ‘Intersection’
? ‘Union’
îor U The universal set
{ } or Ø The empty set
Conversion tables
Area 10 000 m
2
= 1 hectare
24709m
2
= 1 acre
10 000 cm
2
= 1 m
2
1 000 000 m
2
=1 km
2
Capacity 1 000 cm
3
= 1litre
1000ml = 1 litre
Length 10 milimetres (mm) = 1centimetre (cm)
100 centimeter (cm) = 1meter
1000 meters = 1 kilometer (km)
1 Km = 1.6093 Miles
Mass 1 000 grammes (g) = 1 kilogramme (kg)
1 000 kilogrammes (kg) = 1 tonne
Volume 1 000 000 cubic centimetres (cm
3
) = 1cubic
metre (m
3
)
ADDITIONAL MATHEMATICS SYLLABUS - GRADE 10 - 12