CSEC Mathematics · January 2011 · Paper 1 · Question Q9
If 3n is an odd number, which of the following is an even number?
- (A)
3n - 1 - (B)
3n - 2 - (C)
3n + 2 - (D)
3n + 2n
The answer is shown once you've answered.
Practise this questionIf 3n is an odd number, which of the following is an even number?
3n - 13n - 23n + 23n + 2nThe answer is shown once you've answered.
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