Instructional Video

Explicit Formulas

Curated and Reviewed by Lesson Planet

Find a faster way to determine the 100th term of a sequence. Learners watch a video providing instruction on a way to find the nth term of a sequence—without writing down all the previous terms. Scholars create explicit formulas for arithmetic and geometric sequences. Pupils practice their skills by doing problems in the worksheet.

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CCSS: Designed
Instructional Ideas
  • Review how to determine whether a sequence is arithmetic or geometric
Classroom Considerations
  • The resource is the third installment in the four-part unit on sequences
  • Assumes the class is familiar with the concept of sequences and term numbers
Pros
  • The initial worksheet contains a wrap-up to the lesson and an exit ticket
  • Includes an additional worksheet for those needing more practice
Cons
  • None
Common Core