Algebra 1 · Functions & Sequences
Geometric Sequence
Algebra 1 · Functions & Sequences
Definition
A geometric sequence is a sequence where each term is multiplied by a constant common ratio.
Examples
- 3, 6, 12, 24, ... multiplies by 2.
- 100, 10, 1, ... multiplies by 1/10.
Key rule
Find the next term by multiplying by the common ratio.
Memory hook
Geometric = multiply by the same amount every step.