Answer
$x = 3.5$
Work Step by Step
$-.25x^2+3=0$
$-.25x^2+3+.25x^2=0+.25x^2$
$3 =.25x^2$
$4*(3 =.25x^2)$
$12 = x^2$
$\sqrt {12} = \sqrt {x^2}$
$x=3.464$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 9 - Quadratic Functions and Equations - 9-3 Solving Quadratic Equations - Practice and Problem-Solving Exercises - Page 552: 48
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