Mathematics for IGCSE & O level - Sequences (Section 4 - No. 50) | ExamPlay

Mathematics for IGCSE & O level - Sequences (Section 4 - No. 50)

What is the formula for the nth term of the sequence: 1/2, 1/4, 1/8, 1/16, ...?

1/n

1/2n

1/2^(n-1)

1/2^n

Vysvětlení

The sequence is made by dividing 1 by powers of 2, or 1/2^(n-1)

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