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Intermediate Algebra

OPENSTAX

$Math Studyset 91影视 Explanations$ Math

OER 2017 Edition 路 1346 pages

ISBN: 9780998625720

Chapter 9: Q. 47 (page 870)

Solve quadratic equation $2 r^{2} = 32$ using square root property

Short Answer

Expert verified

The values of $r$ are $4$ and $- 4$

Step by step solution

01

Step 1. Given information

The quadratic equation $2 r^{2} = 32$

$鈬� r^{2} = 16$

02

Step 2. Use square root property

$鈬� r = 卤 4$

$鈬� r = 4$ and $r = - 4$

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In the following exercises, solve by using the Quadratic Formula.
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