Curated Video
Finding Additional Points on a Linear Function
In this lesson, students will learn how to name an additional ordered pair that belongs to the same linear function as two given ordered pairs. By understanding that linear functions grow by equal differences on equal intervals, students...
Curated Video
Graphing Equations with One Variable: Examining Solution Sets
In this video, the teacher explains how to write the equation of a line in one variable and graph it. They emphasize the importance of understanding solution sets and how they relate to ordered pairs. The teacher also clarifies the...
Curated Video
Solving Linear Equations: Making a Table and Graphing the Solutions
This video teaches how to solve linear equations in two variables by creating a table and graphing the solutions. It explains the concept of variables, equations, and solutions, and provides examples of finding solutions and graphing...
Curated Video
Finding Unit Rates from Graphs
This video explains how to find the unit rate from a graph showing the relationship between time and distance. Examine three methods to determine the unit rate, emphasizing the importance of correctly identifying the dependent and...
NUMBEROCK
Coordinates (1st Quadrant)
Come on a treasure hunt with the NUMBEROCK crew as they explore a deserted island and follow the coordinates on an ancient coordinate plane treasure map that leads our favorite characters to modern treasures! The ordered pairs are...
Curated Video
Determining Functions on Graphs
In this video, the teacher explains how to determine if a line on a graph represents a function by mapping inputs to outputs. The concept of a function is introduced, and the vertical line test is used to determine if a graph represents...
Curated Video
Comparing Proportional Relationships by Unit Rates
In this lesson, students will learn how to compare prices represented in different ways and how to determine the better buy using unit rates. They will also learn how to compare the speeds of two trains by comparing their unit rates. By...
Why U
Algebra 10 - The Cartesian Coordinate System
The Cartesian coordinate system, formed from the Cartesian product of the real number line with itself, allows algebraic equations to be visualized as geometric shapes in two or three dimensions.
Curated Video
Solving Systems of Linear Equations by Substitution
In this video, the teacher explains how to solve systems of linear equations using substitution. They provide examples and walk through the steps of substituting variables to find the solution. The video also emphasizes the importance of...
Curated Video
Finding the Equation of a Line from a Graph
In this video, the teacher explains how to find the equation of a line from a graph. They discuss the concepts of ordered pairs, y-intercept, slope, and slope-intercept form.
Curated Video
Finding the Distance between Two Points on a Coordinate Grid
In this video, the teacher explains how to find the distance between two points on a coordinate grid. The lesson focuses on understanding coordinate grids, ordered pairs, and how to calculate the distance between points on the same axis...
Curated Video
Creating Right Triangles on a Coordinate Plane
In this video, the teacher explains how to create a right triangle on a coordinate plane using two points that form a diagonal line segment. They review the properties of right triangles and the Pythagorean theorem, and demonstrate...
Curated Video
Locating Points in Space: Reading Coordinates on a Coordinate Plane
In this lesson, students will learn how to locate points in space by reading the coordinates of a specific point on a coordinate plane. They will understand the concept of the X and Y axes, and how to plot and name points using ordered...
Why U
Algebra 14 - Scatter Plots
Scatter plots are a powerful method of visualizing relations between sets of numeric values. As an example, trends in a binary relation between the height and weight of a group of people could be graphed and analyzed by using a scatter...
Curated Video
Writing Equations for Lines from Data in a Table
In this video, students learn how to write an equation for a line based on data in a table. They are taught to identify patterns and relationships between the x and y values, and how to determine the slope and y-intercept of the line.
Curated Video
Describing Relations and Functions: Analyzing Visual and Verbal Representations
In this lesson, students will learn how to analyze visual and verbal representations to describe relations and functions. They will explore how two sets of data or variables are related to each other and how to identify the domain and...
Curated Video
Finding Fractional Unit Rates Using a Graph
In this video, students learn how to find a fractional unit rate by using a graph. The teacher explains that unit rates can be expressed as fractions instead of decimals, and provides examples of how to calculate unit rates from graphs....
Curated Video
Introduction to the Coordinate Plane: Plotting Ordered Pairs
In this video, students will learn what a coordinate plane is and how to locate a point on it by plotting an ordered pair. The video explains the concept of positive and negative numbers on both the horizontal and vertical axes, and...
Curated Video
Understanding Proportional Relationships: Relating Graphs and Equations
This video explains how to understand proportional relationships by relating graphs and equations. Learn about the process of writing equations for proportional relationships, identifying the independent and dependent variables, and...
Curated OER
What is Domain?
The teacher illustrates several ways to look at what the domain is in a set of numbers. Input, output, table, graphs, and diagrams are a few of the ways in which she illustrates the meaning of domain.
Curated OER
What is a Linear Equation?
Explore linear equations with this video about lines with equal signs! The instructor demonstrates linear equations in a variety of ways: writing examples, plugging in solutions, and graphing equations. This resource could act as an...
Curated OER
What's Another Way of Solving a System of Equations Using the Elimination by Multiplication Method?
Another look at solving systems of equations by using the elimination method. In this process, the instructor first uses the distributive property to multiply one of the equations to set it up for the elimination step. Yes, there are...
Curated OER
How Do You Figure Out If a Relation is a Function?
If a relation is to be considered a function then the values in the domain can only appear once in the table. It does not matter how many times a value appears in the range. Set up a table using the given values to check and see if the...
Curated OER
Why Is It Called an Ordered Pair?
Order is important! An ordered pair is comprised of an x-value, and a y-value. The x-value always comes first. This ordered pair represents a point on a coordinate plane. If the order of the x-value and the y-value are switched then they...