Sequence Formulas


Arithmetic Sequence

an = a1 + (n − 1) · d

an = ak + (n − k) · d

Sum of an Arithmetic Sequence


Geometric Sequence

Geometric Sequence

an = a1 · rn-1

an = ak · rn-k

Sum of a Geometric Sequence

Sum of a Geometric Sequence


Limit of a Sequence

Definition of a Sequence

Limit of Infinity

Limit of Negative Infinity





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