Mathematics A-Level
rational powers
What rational powers means in Mathematics A-Level, as defined for WJEC.
Definition of rational powers
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Reference: WJEC
Indices n that are negative or fractional, for which the binomial series is infinite.
Topics that use rational powers
- Sequences and Series (A2 Unit 3: Pure Mathematics B) (WJEC A-Level)
Related terms
- Arithmetic sequence
- binomial approximation
- common difference
- compound growth and depreciation
- Convergent geometric series
- Geometric sequence
- infinite binomial series
- linearity of summation
Using rational powers in the exam
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