It introduces the concept of principal Argument and the polar form of complex numbers. It also explains conversion from cartesian to Polar Form and vice versa.

👉 functions are the possible output values (y-values) of the function. To find the domain of a function from a table we list out the set of the input values and for the range we list out the set of output values. To find the domain and...

In this video, the teacher explains how to find distances on a map by comparing ordered pairs. They demonstrate how to identify the x and y coordinates of different locations on a coordinate plane and calculate the distance between them.

Although the domain and codomain of functions can consist of any type of objects, the most common functions encountered in Algebra are real-valued functions of a real variable, whose domain and codomain are the set of real numbers, R.

This video lesson introduces dilations. Dilations are a transformation that changes the size of a figure by enlarging it by a scale factor greater than one or by reducing it by a scale factor less than one. Real world examples are...

In this video lesson, the teacher explains how to solve a system of linear equations using substitution in five simple steps. The lesson includes examples, tips on how to check your solution, and challenges for the viewer to solve on...

In this video lesson you will be introduced to the method Elimination which can be used to solve a system of linear equations. We will first review the definition of like terms, coefficient, and opposites. We will use these terms to...

This video lesson will provide instruction to be able to identify whether a function is linear or nonlinear from a graph, a table, or an equation. Discrete and continuous domains will be presented and discussed. Practice problems with...

This video explains how to determine if a set of ordered pairs represents a function. By analyzing the X values and their corresponding Y values, students can identify if each input has a unique output. The teacher provides examples...

In this lesson on rotations, students will learn how to identify rotations and rotate figures in the coordinate plane. They will understand the vocabulary of transformations and how to tell when a transformation is a rotation. The...

In this video, the teacher explains how to graph linear functions in standard form and how to find x and y-intercepts. The lesson includes a review of horizontal and vertical lines and a real-world problem to apply the concepts.

Understand the graph of a proportional relationship.

In this lesson, students will learn how to write and graph equations of proportional relationships in the form of direct variations. They will also identify the constant proportionality from an equation and learn how to use it to graph...

In this video, the teacher explains how to write equations of lines in point slope form using a given point and slope or two given points. The video also covers how point slope form relates to slope and how to convert point slope form to...

This video lesson will derive the point-slope formula and explain how and why it works. Students will learn to write a linear equation in point-slope form using slope and a point. Writing an equation from two points will also be...

This video provides a clear and concise explanation of the key points for graphing on a coordinate plane, including vocabulary, quadrants, and how to plot ordered pairs. It also includes interactive exercises for viewers to practice...

This video lesson is the second video in the playlist or unit of videos on transformations. The first video explained translations. This video explains reflections as the mathematical flip over the line of reflection. Real world...

In this video, we learn about slope-intercept form in linear equations. The teacher explains how to identify the slope and y-intercept, and how to use them to graph a line. The lesson is broken down into simple steps, making it easy to...

This video will review how to graph a function in vertex form. You will also learn how to find the axis of symmetry and to rewrite the function in standard form. We will also review how to find the value of a given the vertex and one...

In this math video we will answer an open response question from a standardized test. We will interpret the graph of a proportional relationship. We will be asked to explain an ordered pair on the graph using the title and labels of...

In this short video we will answer a standardized math test question where we are asked to identify a missing coordinate to form a right triangle in a coordinate plane. We will understand that the coordinate plane is composed of right...

This video lesson teaches how to interpret graphs of proportional relationships. The teacher explains the concept of interpreting ordered pairs on a graph and how to write a sentence to explain what it means. The lesson also covers how...

Learn how to determine the domain and range of a function given the graph of the function. Since the domain of a function is the set of all x-values we will want to identify how far left the graph goes as well as how far right to...

Write equations to represent proportional relationships.