College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter R - Section R.8 - nth Roots; Rational Exponents - R.8 Assess Your Understanding: 103



Work Step by Step

We simplify: $6x^{1/2}(x^{2}+x)-8x^{3/2}-8x^{1/2} =2x^{1/2}(3(x^{2}+x)-4x-4) =2x^{1/2}(3x^{2}+3x-4x-4) =2x^{1/2}(3x^{2}-x-4) =2x^{1/2}(3x-4)(x+1)$
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