Mathematics A-Level
Rational indices
What Rational indices means in Mathematics A-Level, as defined for AQA.
Definition of Rational indices
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Reference: AQA
Indices that may be negative and fractional, for which d/dx(x^n)=n x^{n-1} applies.
Topics that use Rational indices
- G: Differentiation (AQA A-Level)
Related terms
- Chain rule
- Derivative
- Differential equation
- Gradients and rates of change
- Graphical interpretation of derivatives
- Implicit differentiation
- Isolating dy/dx
- Limits and first principles
Using Rational indices in the exam
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