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Elementary Algebra

Lynn Marecek, MaryAnne Anthony-Smith

$Math Studyset 91影视 Explanations$ Math

2nd Edition 路 1240 pages

ISBN: 9780998625713

Chapter 10: Q 10.2 (page 1157)

Solve $y^{2} = 121$ .

Short Answer

Expert verified

The solutions are $y = 11, y = - 11$ .

Step by step solution

01

Given Information.

The Given equation is $y^{2} = 121$ .

02

Use the square root property.

$y = \sqrt{121}$

03

Simplify the radical.

$y = 卤 11$

04

Rewrite to show two solutions.

$y = 11, y = - 11$

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