Intermediate Algebra

OPENSTAX

$Math Studyset 91影视 Explanations$ Math

OER 2017 Edition 路 1346 pages

ISBN: 9780998625720

Chapter 8: Q. 4 (page 755)

Simplify Expressions
鈸� $\sqrt{144}$ 鈸� $- \sqrt{121}$

Short Answer

Expert verified

Part (a) $鈬� \sqrt{144} = 12$

Part (b) $鈬� - \sqrt{121} = - 11$

Step by step solution

Part (a). Step 1. Given information

鈸� $\sqrt{144}$

Simplify the given value.

Step 2. Explanation

Since $\begin{array}{l} 鈬� {(12)}^{2} = 144 \\ 鈬� \sqrt{144} = \sqrt{{(12)}^{2}} \\ = 12 \end{array}$

Part (b) Step 3 Given informaiton

鈸� $- \sqrt{121}$

Simplify the given value.

Explanation

Since $\begin{array}{l} 鈬� {(11)}^{2} = 121 \\ 鈬� 鈭� \sqrt{121} = 鈭� \sqrt{{(11)}^{2}} \\ = 鈭� 11 \end{array}$

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91影视

Simplify Expressions
鈸� $\sqrt{144}$ 鈸� $- \sqrt{121}$

Short Answer

Step by step solution

Part (a). Step 1. Given information

Step 2. Explanation

Part (b) Step 3 Given informaiton

Explanation

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91影视

Simplify Expressions鈸� 144 鈸�-121

Short Answer

Step by step solution

Part (a). Step 1. Given information

Step 2. Explanation

Part (b) Step 3 Given informaiton

Explanation

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Mechanics Maths

Discrete Mathematics

Probability and Statistics

Decision Maths

Calculus

Geometry

Study anywhere. Anytime. Across all devices.

Simplify Expressions
鈸� $\sqrt{144}$ 鈸� $- \sqrt{121}$