Answer
$\dfrac{3}{2}$
Work Step by Step
Note that $2 = \dfrac{4}{2}$. Thus, the given expression is equivalent to:
$=\dfrac{4}{2}- \dfrac{1}{2}
\\=\dfrac{4-1}{2}
\\=\dfrac{3}{2}$
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter R - Section R.1 - Real Numbers - R.1 Assess Your Understanding - Page 16: 58
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