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For any number n, you should know that n^0 = 1 and n^{-1} = \frac{1}{n}

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## Glossary

### union

The union of two sets A and B is the set containing all the elements of A and B.

Full Glossary List

## This question appears in the following syllabi:

SyllabusModuleSectionTopicExam Year
AQA AS Maths 2017Pure MathsAlgebraLaws of Indices-
AQA AS/A2 Maths 2017Pure MathsAlgebraLaws of Indices-
AQA GCSE (9-1) Higher (UK)N: Structure and CalculationN7: Calculating with Fractional IndicesFractional and Negative Powers-
CBSE IX (India)Number SystemsReal NumbersNumber types-
CIE IGCSE (9-1) Maths (0626 UK)1 NumberB1.7 Indices and Standard FormFractional and Negative Powers-
Edexcel AS Maths 2017Pure MathsAlgebraic ExpressionsLaws of Indices-
Edexcel AS/A2 Maths 2017Pure MathsAlgebraic ExpressionsLaws of Indices-
Edexcel GCSE (9-1) Higher (UK)N: Structure and CalculationN7: Calculating with Fractional IndicesFractional and Negative Powers-
GCSE Higher (UK)NumberPowers and rootsFractional and negative powers-
OCR AS Maths 2017Pure MathsIndices and SurdsLaws of Indices-
OCR GCSE (9-1) Higher (UK)3: Indices and Surds3.01: Fractional IndicesFractional and Negative Powers-
OCR MEI AS Maths 2017Pure MathsSurds and IndicesLaws of Indices-
Universal (all site questions)PPowers and rootsFractional and negative powers-