Answer
$ 2x(5x+4)(3x+4)^{1/3}$
Work Step by Step
$2x(3x+4)^{4/3}+x^2\cdot4(3x+4)^{1/3}=(3x+4)^{1/3}(6x^2+8x+4x^2)=(3x+4)^{1/3}(10x^2+8x)=2x(5x+4)(3x+4)^{1/3}$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Appendix A - Review - A.7 nth Roots; Rational Exponents - A.7 Assess Your Understanding - Page A62: 94
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