Answer
$2x-\sqrt x$
or
$2x-x^{1/2}$
Work Step by Step
Multiply:
$2x^{1/4}x^{3/4}-x^{1/4}x^{1/4}$
Add exponents:
$2x^{4/4}-x^{2/4}$
Simplify:
$2x-x^{1/2}$
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305071751
ISBN 13:
978-1-30507-175-9
Chapter 1 - Section 1.3 - Algebraic Expressions - 1.3 Exercises - Page 34: 54
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