Flipped Math
Unit 2 Review: Reasoning and Proofs
The proof is in the review. Individuals watch a short review of the content from the unit to prepare for the unit exam. The review covers inductive reasoning, conditional and related statements, and two-column algebraic and geometric...
Flipped Math
More with Proofs
Proofs may be as easy as 1, 2, 3 ... maybe. Pupils participate in creating four example proofs. The presentation uses a list of geometric properties to develop the proofs by filling in both the statements and reasons. Scholars practice...
Flipped Math
Intro to Proofs
Prove the best way to keep up in Geometry. Scholars first review algebraic properties from Algebra. Learners then use the properties to create two-column proofs to solve linear equations before completing algebraic proofs by providing...
Flipped Math
Solve Rational Equations
It's entirely rational to solve rational equations. Pupils watch a video to learn about solving rational equations in the fourth of five episodes in the Algebra II - Rational Expressions unit. They consider two different methods:...
Mathispower4u
Solving Equations Using the Story of x (Part 2)
The story continues with more complex equations. Learners see that using the story method works even with multi-step equations. Pupils learn the process of undoing a description of a multi-step expression to solve an equation containing...
Flipped Math
Rational Equations
Take a rational look at solving equations. Learners watch a video presentation on solving simple rational equations that shows solving the equation along with finding excluded values. Viewers then practice the skill with the worksheets...
Flipped Math
Solve Inequalities
One solves inequalities just like equations ... well, almost. Pupils watch a video lecture on solving linear inequalities. They practice solving inequalities, check their answers with the video, and continue to practice the concept with...
Flipped Math
Solve Equations
Solutions for linear equations create solution sets. Pupils watch a video on solving multi-step linear equations. They then solve equations with variables on both sides of the equal sign, combining like terms and the distributive...
Corbett Maths
Algebraic Proof
Proofs do not exist only in geometry. The video shows the class different ways that proofs appear in algebra. Pupils work through a variety of algebraic proofs involving the divisibility of an algebraic expression or whether it is even...
Curated OER
Solving Equations
A mathematics video explains the parts of an equation and reviewing relevant vocabulary. Next, it covers one-, two-, and multi-step equations. It includes a few example problems for each type as well.
statisticsfun
Derive the Sample Size Equation for Population Proportions
There are too many equations to memorize, but a helpful trick will make it easier. When you start with the confidence interval equation, the video walks through how to solve it and create the sample size equation.
statisticsfun
Deriving the Sample Size Equation
Where do all of these equations come from? A statistics video explains how to find the sample size equation based on the formula for the confidence interval.
Sophia Learning
Sophia: Simplifying an Equation: Lesson 1
From this lesson, you will discover how to make an equation easier to solve by applying simplifying rules to equations. It is 1 of 12 in the series titled "Simplifying an Equation."
Khan Academy
Khan Academy: Algebra: Applying Radical Equations 1
Video solving an application problem that includes solving a radical equation. Equation is solved by isolating the square root and then squaring both sides. [5:24]
Khan Academy
Khan Academy: Algebra: Solving Radical Equations 1
Video solving an equation with a square root by isolating the square root and then squaring both sides of the equation. Also checks the solution to make sure it holds true in the original equation. [2:14]
Khan Academy
Khan Academy: Algebra: Equation Special Cases
A video that demonstrates an equation that results in no solution. [1:55]
Khan Academy
Khan Academy: Algebra: Solving One Step Equations 2
This video demonstrates how to solve a one-step equation using division and multiplication. It also shows how to check the answer by plugging it back into the equation. [2:23]
Khan Academy
Khan Academy: Algebra: Solving One Step Equations
This video demonstrates how to solve a one-step equation using addition and subtraction. It also shows how to check the answer by plugging it back into the equation. [1:54]
Khan Academy
Khan Academy: Algebra: Extraneous Solutions to Radical Equations
Video solving a radical equation that results in a quadratic equation and yields an extraneous solution. Explains how the extraneous solution appeared. [11:10]
Khan Academy
Khan Academy: Algebra: Solving Radical Equations
This video demonstrates how to solve an equation with a square root by isolating the square root and then squaring both sides of the equation. Includes checking the solution to make sure it holds true in the original equation.
Virtual Nerd
Virtual Nerd: Explain Each Step in Solving a Simple Equation
Choose from among several video tutorials that teach the process of solving simple equations using a variety of different tools. Topics include subtraction property of equality, addition property of equality, multiplication property of...
Khan Academy
Khan Academy: Algebra: Solving Radical Equations 3
Video solving a radical equation that results in a quadratic equation tha can be solved by taking the square root. Checks solution to make sure it holds true in original equation. [4:22]
Sophia Learning
Sophia: Simplifying an Equation: Lesson 7
From this lesson, you will discover how to make an equation easier to solve by applying simplifying rules to equations. It is 7 of 12 in the series titled "Simplifying an Equation."
Virtual Nerd
Virtual Nerd: How Do You Solve a Two Step Equation by Multiplying by 1 First?
This video tutorial shows you how to get rid of a negative variable in an equation by using the multiplication property of -1. [2:34]