College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter P, Prerequisites - Section P.1 - Modeling the Real World with Algebra - P.1 Exercises: 22

Answer

22. (a) V = 16 000 $in.^{3}$ (b) V = 2$x^{3}$

Work Step by Step

22. (a) x = 20 in. Therefore 2x = 2 × 20 in. = 40 in. V = l × w × h = 40 in. × 20 in. × 20 in. = 16 000 $in.^{3}$ (b) V = $2x \times × \times ×$ V = 2$x^{3}$
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