Mathematics for IGCSE & O level - Sequences (Section 1 - No. 44)
What are the first three terms of the sequence defined by the rule \(U_n = n^2 - 1\)?
0, 3, 8
1, 4, 9
1, 2, 3
2, 5, 10
Explanation
Substitute n = 1, 2, and 3 into the formula.
Comments (0)
