A worksheet exploring a variety of proofs aimed at A-level students which could be useful to use at intervals throughout KS5, although some proofs may be accessible to KS4 students.
The resource includes proofs and historical background about
- integers such as even, odd and prime numbers
- Pythagoras' theorem
- proofs of trigonometrical identities
- proof by contradiction (root 2 is irrational)
- geometric series
- proof by counter-example
- the Millienium problems.
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