#### Answer

$-\frac{25}{16}$

#### Work Step by Step

The coefficient of x is $-\frac{5}{2}$.
Adding the square of half the coefficient creates a perfect square.
$(-\frac{5}{2}\div2)^2=(-\frac{5}{4})^2=-\frac{25}{16}$

Published by
Pearson

ISBN 10:
0-13417-805-X

ISBN 13:
978-0-13417-805-9

$-\frac{25}{16}$

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