Instructional Video
Sophia Learning

Sophia: Solving an Equation by Squaring Both Sides: Lesson 8

9th - 10th Standards
How squaring both sides of a trigonometric equation can help solve the equation is demonstrated here. This lesson is 8 of 8 in the series titled "Solving an Equation by Squaring Both Sides."
Instructional Video
Sophia Learning

Sophia: Solving an Equation by Squaring Both Sides: Lesson 1

9th - 10th Standards
How squaring both sides of a trigonometric equation can help solve the equation is demonstrated here. This lesson is 1 of 8 in the series titled "Solving an Equation by Squaring Both Sides."
Instructional Video
Sophia Learning

Sophia: Using Deductive Logic

9th - 10th Standards
This lesson demonstrates the use of a process of elimination in order to solve a problem.
Instructional Video
Sophia Learning

Sophia: Equations That Have Infinitely Many Solutions: Lesson 3

9th - 10th Standards
This lesson will demonstrate how to recognize when an equation has infinitely many solutions. It is 3 of 6 in the series titled "Equations that have Infinitely Many Solutions."
Instructional Video
Sophia Learning

Sophia: Solving an Equation by Squaring Both Sides: Lesson 2

9th - 10th Standards
How squaring both sides of a trigonometric equation can help solve the equation is demonstrated here. This lesson is 2 of 8 in the series titled "Solving an Equation by Squaring Both Sides."
Instructional Video
Sophia Learning

Sophia: Solving an Equation by Squaring Both Sides: Lesson 6

9th - 10th Standards
How squaring both sides of a trigonometric equation can help solve the equation is demonstrated here. This lesson is 6 of 8 in the series titled "Solving an Equation by Squaring Both Sides."
Instructional Video
Sophia Learning

Sophia: Equations That Have Infinitely Many Solutions

9th - 10th Standards
This video tutorial explains how to identify equations that have an infinite number of solutions.
Instructional Video
Other

Professor Freedman's Video Snippets Solving a Linear Equation

9th - 10th Standards
Professor Ellen Freedman uses this very short video to explain how to solve linear equations. She offers five specific tips to remember on how to do this.
Instructional Video
Study Pug

Study Pug: Determining Number of Solutions to Linear Equations

9th - 10th Standards
Depending on whether and how the linear equations in a system touch each other, there will be a different number of solutions to the system. There can be one solution, no solution, and even infinite solution. Watch this video for...