4 Let (an) be the sequence defined by the recursive relation an = 2an-1 +4, with initial term ao = 2. Use iteration to find a closed formula for the sequence. Simplify your answer whenever possible. an =

Algebra and Trigonometry (MindTap Course List)
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Author:James Stewart, Lothar Redlin, Saleem Watson
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Chapter13: Sequences And Series
Section13.CT: Chapter Test
Problem 2CT
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Let (an) be the sequence defined by the recursive relation an = 2an-1 +4, with initial term ao = 2.
Use iteration to find a closed formula for the sequence. Simplify your answer whenever possible.
an =
Transcribed Image Text:4 Let (an) be the sequence defined by the recursive relation an = 2an-1 +4, with initial term ao = 2. Use iteration to find a closed formula for the sequence. Simplify your answer whenever possible. an =
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