A2.F-BF.A.2

Write arithmetic and geometric sequences both recursively and with an explicit formula, use them to model situations, and translate between the two forms.

Example Problems
Find the sum:

Find the power series for f.

Find the power series for f.
Khan Academy Resources
Goblins

1-on-1 AI tutoring aligned to A2.F-BF.A.2. Instant help for students, real-time insights for teachers.

Used in classrooms by 100,000+ students at Baltimore County, Plano ISD, Deer Valley USD, KIPP, and districts nationwide.

Free for teachers, forever →