Download the App!

Get 24/7 study help with the Numerade app for iOS and Android! Enter your email for an invite.

Get the answer to your homework problem.

Try Numerade free for 7 days

Like

Report

Find the unknown.$$x^{2}=25$$

$$\pm 5$$

Algebra

Chapter 0

Reviewing the Basics

Section 2

Solving Equations of the Form $a x^{2}-b=0$

Equations and Inequalities

Campbell University

Baylor University

University of Michigan - Ann Arbor

Idaho State University

Lectures

01:06

Find the unknown.$$x^{…

01:24

Find the unknown.$$(x+…

01:57

Find the unknown.$$(3 …

00:51

Solve.$$(x+2)^{2}=…

01:25

Solve.$$125^{x-2}=…

00:32

01:45

Find the unknown.$$(5 …

Solve (find all solutions)…

01:00

Find the unknown.$$5 x…

01:28

Solve for $x$ algebraicall…

or so enumerated here. So here we're finding X square equals 25. So to find X, we know that we're going thio square root both sides. We get X is equal to plus minus five. Um, we get plus cost. The square root of 25 is equal to five. And we also know that negative by times negative five is equal to 25 since, um, the negatives cancel out and become a plus.

View More Answers From This Book

Find Another Textbook

Find the unknown.$$(2 y-3)^{2}=49$$

05:03

Today, Maria's age is 5 years less than twice Louie's age. In five…

00:50

Find the unknown.$$x^{2}=18$$

06:15

In each of the following exercises, solve the given inequality.$$(3 x-4)…

02:06

Solve for the indicated variable.$$\text { For } h: V=\pi r^{2} h$$

02:24

Solve for the indicated variable.$$\text { For } x: 5 x-2 y=19$$

03:59

Boston and New York are approximately 280 miles apart. One train leaves Bost…

02:47

Solve for the unknown, and then check your solution.$$5 x=0$$

Solve each of the quadratics by first completing the square. When the roots …

01:11

Find the unknown.$$x^{2}+20=0$$