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היכנס

Mathematics for IGCSE & O level - Sequences (Section 2 - No. 46)

The formula for the nth term of a sequence is n2 - 1. What is the third term of the sequence?
5
6
7
8

הֶסבֵּר

Substitute n = 3 into the formula: 3^2 - 1 = 8.

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