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Next exams: Wednesday 2nd May, Thursday 3rd May, Wednesday 9th May, Thursday 17th May, Friday 18th May
Date
Length
Unit
Details
2 May, 2018 (PM)
2h 00m
MATHL/HP1
Mathematics Higher Level Paper 1
3 May, 2018 (AM)
2h 00m
MATHL/HP2
Mathematics Higher Level Paper 2
9 May, 2018 (PM)
1h 00m
MATHL/HP3
Mathematics Higher Level Paper 3: option
17 May, 2018 (PM)
2h 30m
FURMA/HP1
Further Mathematics Higher Level Paper 1
18 May, 2018 (AM)
2h 30m
FURMA/HP2
Further Mathematics Higher Level Paper 2
The magnitude, or size, of a vector
a\underline{i}+b\underline{j} in 2 dimensions is
found by the formula: \sqrt{(a^2+b^2)}
The magnitude, or size, of a vector
a\underline{i}+b\underline{j}+c\underline{k} in 3
dimensions is found by the formula: \sqrt{(a^2+b^2+c^2)}
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Summary/Background
The formula for the magnitude of a vector is basically Pythagoras' theorem extended to 3 dimensions.
Software/Applets used on this page
This page uses jsMath You can get a better display of the maths by downloading special TeX fonts from jsMath. In the meantime, we will do the best we can with the fonts you have, but it may not be pretty and some equations may not be rendered correctly.
Glossary
magnitude
A measure of the size of a mathematical object
union
The union of two sets A and B is the set containing all the elements of A and B.
vector
A mathematical object with magnitude and direction.