Homework Help: Algebra 2

Posted by Mimi on Thursday, May 17, 2012 at 10:56am.

Find the arithmetic mean a n-1=3.9, a n+1=7.1

Algebra 2 - Damon, Thursday, May 17, 2012 at 11:11am
(3.1 + 7.1)/2 = 10.2/2 = 5.1

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