Mathematics A-Level
Units and accuracy
What Units and accuracy means in Mathematics A-Level, as defined for Pearson Edexcel.
Definition of Units and accuracy
Check what you remember
Read the wording for your board, then hide it and explain Units and accuracy in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
Attaching correct units and an appropriate degree of accuracy to the answer when presenting it.
Topics that use Units and accuracy
- Overarching theme 2: Mathematical problem solving (Pearson Edexcel A-Level)
Related terms
- Adaptive problem solving
- Contextual meaning
- Diagram construction
- Error bounds
- Feasibility checking
- Free-body diagrams in mechanics
- Iterative refinement
- Limitations of numerical methods
Using Units and accuracy in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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