Jack sells candy bars to raise money for his basketball team. He sells each candy bar for 2 dollars. The amount of money Jack earns is dependent on how many candy bars he sells.

This video explains how to find the distance between two points on a coordinate plane using the Pythagorean theorem. It covers the properties of right triangles, creating right triangles on a coordinate plane, and the steps to find the...

In this video, the teacher explains how to analyze the domain of linear functions in real-life word problems. Using the example of purchasing music online, the teacher demonstrates how the context of the problem determines the...

This video continues the exploration of a three dimensional Cartesian coordinate system. Basic equations of a two dimensional coordinate system are presented to illustrate the similarities to a three dimensional coordinate system. In...

Functions can be thought of as mathematical machines, which when given an element from a set of permissible inputs, always produce the same element from a set of possible outputs

In this lesson, students will learn about even and odd functions through algebraic and graphical representations. They will understand the concept of symmetry and how it relates to these functions. By analyzing the graphs and ordered...

👉 Learn how to determine whether relations such as equations, graphs, ordered pairs, mapping and tables represent a function. A function is defined as a rule which assigns an input to a unique output. Hence, one major requirement of a...

Just as the Cartesian plane allows sets of ordered pairs to be graphically displayed as 2-dimensional objects, Cartesian space allows us to visualize sets of ordered triples in three dimensions.

In this lesson, students will learn how to identify the value of K in scaling transformations by exploring different representations of linear equations. They will understand that K represents a constant value in the algebraic...

Find the distance between points with the same x- or y-coordinate.

This video lesson will provide instruction for students to learn how to find a rate from the graph of a proportional relationship. Students will be instructed how to interpret a point on a graph and use this to find the unit rate. We...

In this video, the teacher explains the difference between relations and functions in mathematics. They discuss how to identify functions using ordered pairs, mapping diagrams, tables, and graphs. The teacher also provides examples and...

An introduction to inverse functions.

In this lesson, students will learn about vertical translations in quadratic equations. They will explore different representations of quadratic functions and understand how changes in the equation affect the graph. By examining the...

Graphing lines in algebra.

Come on a treasure hunt with the NUMBEROCK crew as we explore a deserted island and follow the coordinates on an ancient coordinate plane treasure map that leads our favorite characters to modern treasures!

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...

In this video, students learn about reflections and rotations on a coordinate plane. The video explains how to determine the quadrant of a point based on its signs, and how to reflect a figure over the y-axis. It also covers how to...

In this lesson, students will learn how to identify numerical patterns by forming and graphing ordered pairs. They will explore different sequences and their corresponding rules, and then use these rules to generate ordered pairs. By...

In this video, students will learn the difference between equations and inequalities by examining their graphs and solution sets. The video explains how equations are graphed as points or lines representing specific solutions, while...

Explore the concept of function notation as explained through examples and visuals. The video demonstrates how to determine if a relation is a function by analyzing the domain and range. It also shows how to represent functions using...

In this video, students learn how to identify the value of K in translations by exploring different representations of linear equations. They are taught that K represents a constant value in the algebraic representations of...