Algebra I.3.A.01 - Students examine sequences and are introduced to the notation used to describe them – Exit Ticket

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2 questions

Consider the sequence given by a “plus 8” pattern: 2, 10, 18, 26, ….Shae says that the formula for the sequence is f(n) = 8n + 2. Marcus tells Shae that she is wrong because the formula for the sequence is f(n) = 8n − 6.

Write a formula for the sequence of cube numbers: 1, 8, 27, 64, ….

From EngageNY.org of the New York State Education Department. High School 1 Algebra, Module 3, Topic A, Lesson 1. Internet. Available from https://www.engageny.org/resource/algebra-i-module...; accessed 27/Oct/2015.