Classwork: Explicit & Recursive Definitions of

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Classwork: Explicit & Recursive Definitions of Classwork: Explicit & Recursive Definitions of Date:_____________________ Arithmetic Sequences Directions: Read and complete each question. 1. For the sequence 2, 8, 14, 20, 26, . . . , find a. a recursive definition, b. an explicit definition, c. u22, d. n such that un = 86, Consider the sequence pictured at right. a. What are the terms of the sequence? b. What is the common difference? c. If the sequence continues, what is u5 ? d. Write the explicit formula for the sequence. e. Write the recursive formula for the sequence. Consider the sequence a. What is the common difference? b. Write the explicit formula for the sequence. c. Find u10 . If a10 = 6 and a12 = 15, a. Find a8 , c. Write the recursive formula for the sequence. d. Find n such that an =51. If , find a. a recursive definition, b. the common difference, c. n such that un =102.