Mathematics A-Level
divisibility
What divisibility means in Mathematics A-Level, as defined for AQA.
Definition of divisibility
Check what you remember
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Reference: AQA
a divides b, written a ∣ b, means that b = ak for some integer k.
Topics that use divisibility
- A: Proof (AQA A-Level)
Related terms
- counter-example
- Disproof by counter example
- Irrational Number
- Proof
- Proof by contradiction
- Proof by deduction
- Proof by exhaustion
- Rational Number
Using divisibility in the exam
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