Powers or indices resources
Quick Reference (9)
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A power, or index, is used when we want to multiply a number by itself several times. This leaflet explains the use of indices and states rules which must be used when you want to rewrite expressions involving powers in alternative forms.
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This leaflet explains the use of negative powers and fractional powers.
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This leaflet reminds students how to interpret negative or fractional powers. (Engineering Maths First Aid Kit 2.2)
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Sometimes it is useful to use negative and fractional powers. These are explained in this leaflet.
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This leaflet reminds students about the meaning of powers, square and cube roots. (Engineering Maths First Aid Kit 1.2)
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The letter e is used in many mathematical calculations to stand for a particular number known as the exponential constant. This leaflet provides information about this important constant, and the related exponential function.
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This leaflet reminds students of the laws used for manipulating indices. (Engineering Maths First Aid Kit 2.1)
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When a number is to be multiplied by itself, a power or index can be used to write this compactly. In this leaflet, we remind you of how this is done, and state a number of rules, or laws, which can be used to simplify expressions involving indices.