numerical methods
What numerical methods means in Mathematics A-Level, as defined for Pearson Edexcel, WJEC.
Definitions of numerical methods
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Reference: WJEC
Systematic algorithms that provide approximations to solutions to any desired degree of precision when problems cannot be solved analytically.
Methods that generate a sequence of approximations converging towards the root when an analytical approach fails.
Topics that use numerical methods
- Overarching theme 2: Mathematical problem solving (Pearson Edexcel A-Level)
- Overarching themes - Mathematical problem solving (WJEC A-Level)
Related terms
- Iterative refinement
- Limitations of numerical methods
- accuracy and rounding
- Adaptive problem solving
- algebraic modelling
- change of sign
- Concave up
- contextual interpretation
Using numerical methods in the exam
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