Answer
$10.9125$ carats
Work Step by Step
Substituting $d=15$ into the function: $w=0.0071(15)^3-0.09(15)^2+0.48(15)=10.9125$ carats
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 - 5.2 Evaluate and Graph Polynomial Functions - 5.2 Exercises - Problem Solving - Page 343: 54
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