Mathispower4u
Hooke's Law - Direction Variation Application
Get a direct stretch from a spring. The presentation shows how Hooke's law uses direct variation. Scholars see how to calculate the spring constant for a spring given a stretch distance and a force. Individuals then use the spring...
Mathispower4u
Direct Variation Applications
What would I weigh there? A video uses the relationship of the weight of an astronaut on Earth and the moon to create a direction variation equation. Using the created equation, pupils find the weight of any astronaut on the moon.
Corbett Maths
Finding the Mirror Line
Where does the reflection come from? The vivdeo starts with a quick review of the form of the equation of horizontal and vertical lines and diagonals passing through the origin. Using a pre-image and an image of a reflected figure, the...
Corbett Maths
Shortest Distance between Line and Point
A short video shows how to find the shortest distance between a line and a point on the coordinate plane. Using the fact the shortest distance is the perpendicular, the presenter shows the class how to find the intersection of the two...
Mathispower4u
Modeling Change with Equivalent Equations ax + b = c
Mix it up while representing changes in a drink recipe. Using a scenario about making a party drink, the video creates an equation. The process uses equivalent expressions on each side of the equation to build the final equation. By...
Mathispower4u
Find the Area of a Rectangle Given the Perimeter (Example)
Use one-dimensional calculations to make them two-dimensional. An application question provides a perimeter and a relationship between the length and width of a rectangle. The video tutorial demonstrates how to write an equation for...
Mathispower4u
Application of a Linear Equation in One Variable - Salary Plus Commission (Example 2)
Linear equations are invaluable in problem-solving. A video presents an equation representing a weekly income based on a salary and commission. The instructor demonstrates how to substitute for both the dependent and independent...
Mathispower4u
Application Problem Using an Equation - Target Heart Rate
Get your heart pumping! A linear equation can compute the target heart rate of an individual based on their age. A thorough lesson demonstrates how to use an equation to calculate the age of an individual given a...
Mathispower4u
Linear Equation Application - Car Repair with Labor and Parts (Example)
Linear equations aren't just for graphing! Scholars use a linear equation to model a contextual situation. A step-by-step direct instruction video describes how to find a solution using general problem-solving strategies and then how to...
Mathispower4u
Application of a Linear Equation in One Variable - Equal Saving Amount (Example)
Explore the idea of equality through the lens of linear equations. Two friends have a specific amount of money in savings and plan to add to it each week. A video lesson shows how to determine when their total amounts in savings is...
Mathispower4u
Writing Linear Equations to Solve Applications
What situations do linear equations model? A video lesson demonstrates how to write a linear equation to represent a specific situation. Learners then watch as the instructor shows how to use the equation to analyze the situation.
Corbett Maths
Finding the Equation Passing Through Two Points
What's the quickest way to get from point A to point B? A straight line, of course! Young scholars learn to write the equation of this line as they watch a video lesson. They then have the opportunity to deepen their understanding using...
Corbett Maths
Perpendicular Lines
How are the slopes of perpendicular lines related? It turns out they are always opposite reciprocals. A video instructor emphasizes this fact with graphs, examples, and symbolic representations. He follows that instruction with...
Corbett Maths
Finding Equation of a Linear Graph
Quick and to the point! A well-designed lesson describes how to write the equation of a linear function. Highlighting the slope and y-intercept, the video instructor explains how to put them together to create the equation in three...
Corbett Maths
Graphs: Parallel lines
Parallel lines must always have the same slope. Learners use this bit of information to extend their equation writing skills. A video lesson explains how to write the equation of a line parallel to a given line and through a given point....
Corbett Maths
Finding the Equation of a Straight Line
To write the equation of a linear graph, all you need is the slope and the y-intercept. Individuals view instruction on finding the slope and y-intercept from the graph of a line, which leads to writing an equation in slope-intercept...
Mathispower4u
Write a Linear Equation in One Variable App: Depreciation
Unfortunately, most items lose value over time. The lesson presentation shows how to model this depreciation with a linear expression. After writing the expression, the instructor demonstrates how to use it to predict the time it takes...
Mathispower4u
Write a Linear Equation in One Variable App: Increase in Value
Surprisingly, many real-life situations follow a linear pattern. For example, a home may appreciate at a constant rate each year as in the video lesson. The instructor models how to create a table, write an equation, and make a...
Mathispower4u
Writing Expressions to Solve a Linear Equation App: Coins
Your classes will be cashing in on this lesson! A well-designed lesson describes the steps of solving for the number of two different coin types given specific information. Although some may write equations using two variables, the...
FuseSchool
Equation of Parallel Lines
Analyze patterns in equations of parallel lines. Building on previous knowledge of parallel lines and writing linear equations, learners watch how to create an equation of a line parallel to a given line. The video emphasizes the...
FuseSchool
Finding the Equation of a Line Through 2 Points: Part 2
Reinforce your young mathematicians' linear equation-writing skills. A video lesson does a nice job explaining the steps of writing the equation of a line when given two points. It begins by giving scholars a problem to try on their own...
FuseSchool
Finding the Equation of a Line Through 2 Points: Part 1
Demonstrate how to write a linear equation knowing only two points that it passes through. A straightforward video lesson introduces the gradient (or slope) formula to begin writing the equation. Then, using substitution, viewers find...
National Education Association
Scatter Plots
What's my line, anyway? A video covers the aspects of finding an equation of the best-fit line for a set of data. It works through plotting the points to drawing a line that appears to represent the data. The presenter suggests finding...
National Education Association
Writing Linear Equations
No matter how it is written, it still is a line. A video shows class members how to take points and write the equation of the line that goes through those points. It then outlines how to develop the equation whether...