Answer
$0.542t^2+101.84t+4089.4$
Work Step by Step
$T=D+C=109t+4010+0.542t^2-7.16t+79.4=0.542t^2+101.84t+4089.4$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 5 Polynomials and Polynomial Functions - 5.3 Add, Subtract, and Multiply Polynomials - Guided Practice for Example 6 - Page 348: 6
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