1. Sequences F.LE.1, 2, 5 F.BF.1, 2 A.SSE.1.a F.IF.1, 2, 3, 4

2. Curriculum Vocabulary
Sequence
A pattern involving an ordered arrangement of numbers, geometric figures, letters, or other objects.
Term of a Sequence
An individual number, figure, or letter in the sequence.
Infinite Sequence
A sequence that continues on forever.
Finite Sequence
A sequence that terminates (comes to an end).

3. Curriculum Vocabulary
Arithmetic Sequence
A sequence of numbers in which the difference between any two consecutive terms is a constant.
Common Difference
The difference between any two consecutive terms in an arithmetic sequence. It is typically represented by the variable d.
Geometric Sequence
A sequence of numbers in which the ratio between any two consecutive terms is a constant.

4. Curriculum Vocabulary
Common Ratio
The ratio between any two consecutive terms in a geometric sequence. It is typically represented by the variable r.
Index
The position of a term (its term number) in a sequence.
Explicit Formula
A formula for calculating the value of each term of a sequence using the term’s position in the sequence.
Recursive Formula
A formula that expresses each new term of a sequence based on the preceding term in the sequence.