College Algebra 7th Edition

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

Chapter P, Prerequisites - Chapter P Review - Concept Check - Page 75: 16


See step below

Work Step by Step

We simply multiply both the numerator and denominator by the denominator's conjugate. $\frac{1-\sqrt x}{1-\sqrt x}* \frac{3}{1+\sqrt x}=\frac{3(1-\sqrt x)}{1-x}$
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