Mathematics for IGCSE & O level - Sequences (Section 4 - No. 17) | ExamPlay

Mathematics for IGCSE & O level - Sequences (Section 4 - No. 17)

The formula for the nth term of a sequence is n² + 3. What is the 5th term?

23

25

28

30

Spiegazione

Substitute n=5 into the formula. 5^2 + 3 = 28.

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