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Year 11 Specialist (Unit 1 & 2) Introduction to proof

Disproving statements

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Questions
Question 1
194999
A single counterexample disproves a ``for all'' statement. Which number is a counterexample to the claim ``every prime number is odd''?
A.
\(2\)
B.
\(3\)
C.
\(5\)
D.
\(7\)
2
1 mark

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