Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 1 - Section 1.2 - Exponents and Radicals - 1.2 Exercises: 29


a) $x^7$ b) 8$y^6$ c) $y^5$

Work Step by Step

a) $x^3$$x^4$ = $x^7$ b) $(2$y^2$)^{3}$= $2^3$$y^{2\times3}$ = 8$y^6$ c) $y^{-2}$$y^7$= $y^{-2+7}$ = $y^5$
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