Virtual Nerd
Virtual Nerd: How Do You Graph a System of Equations
In this video lesson students learn how to graph a system of equations that has no solution.
Virtual Nerd
Virtual Nerd: How Do You Use a Scatter Plot to Find a Line of Fit
In this video lesson students learn how to graph data on a coordinate plane and draw a line of fit for that data.
Virtual Nerd
Virtual Nerd: How Do You Determine if a Triangle Is a Right Triangle
In this video lesson a students learns how to determine if a triangle is a right triangle by using the Pythagorean Theorem.
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Virtual Nerd: What Is a Stem and Leaf Plot?
A Stem-and-Leaf plot is a type of graph in which data values are split into stems and leaves. This video will show you how to use these graphs, and show you how they can be used for practical purposes. [7:41]
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...
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Virtual Nerd: Solving Quadratic Equations by Inspection, Taking Square Roots
Pick from a variety of tutorials to teach how to solve quadratic equations using various methods.
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Virtual Nerd: What's Another Way of Solving a System of Equations
There are many different ways to solve a system of linear equations. In this tutorial, you'll see how to solve a system of linear equations by combining the equations together in order to eliminate one of the variables. Then, see how to...
Virtual Nerd
Virtual Nerd: Solve a System of Equations Using Elimination by Multiplication
There are many different ways to solve a system of linear equations. In this tutorial, you'll see how to solve such a system by combining the equations together in a way so that one of the variables is eliminated. Then, see how to find...
Virtual Nerd
Virtual Nerd: Construct Equilateral Triangle and Square Inscribed in a Circle
Two videos on geometric constructions. One explains how to construct an equilateral triangle using a ruler and compass. The second describes how to draw a square using a compass and a straightedge.
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Virtual Nerd: Rules for Using Absolute Value to Add Integers
Student learn how to add integers while using absolute value while watching a teacher created video. Students learn to add two integers that have the same sign and to add two integers with different signs.
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Virtual Nerd: How Do You Solve a Two Step Equation by Combining Like Terms?
Watch this video tutorial and learn how to combine like terms to solve an equation. [2:29]
Virtual Nerd
Virtual Nerd: How Do You Add Polynomials?
Watch this video tutorial to see step-by-step instructions on how to add polynomials of any size by grouping like terms and then combining them together. [5:00]
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Virtual Nerd: How Do You Subtract Polynomials?
To subtract polynomials, distribute the negative sign to the second polynomial and then combine like terms. Watch this tutorial to see how it's done. [2:07]
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Virtual Nerd: What Are Parallel Lines?
Lines that are parallel have a very special quality. This tutorial takes a look at parallel lines and how they are different from other types of lines. [4:06]
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Virtual Nerd: What Are Perpendicular Lines?
The angles formed by perpendicular lines will always be the same. Take a look at this tutorial to learn about perpendicular lines and see a special trick involving them. [5:22]
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Virtual Nerd: Solving an Inequality Where You're Multiplying Positive Fractions
Watch this video tutorial to discover how to solve an inequality for a variable. Remember to perform the order of operations in reverse. [1:59]
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Virtual Nerd: How Do You Find the Rate of Change Between Two Points on a Graph?
Check out this tutorial to practice finding the rate of change using a graph. [4:51]
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Virtual Nerd: How Do You Find the Rate of Change Between Two Points in a Table?
This tutorial shows how to use the information given in a table to find the rate of change between the values in the table. [3:46]
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Virtual Nerd: What Is Rate of Change?
Watch this tutorial to learn about rate of change and see the difference between positive and negative rates of change. [6:21]
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Virtual Nerd: What Are Rational Exponents?
This video describing rational exponents and giving examples can be used to help prepare for the SAT. You will learn how to rewrite an expression with a rational exponent in several ways. [8:09]
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Virtual Nerd: What's a Coefficient?
Take a look at this tutorial to get a clear understanding of what a coefficient is. [6:01]
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Virtual Nerd: How Do You Solve a Quadratic Equation by Factoring?
This video explains how to use the zero product property to factor and solve a quadratic equation. [5:36]
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Virtual Nerd: How Do You Multiply a Matrix by a Scalar?
To multiply a matrix by a scalar, just multiply each element in the matrix by the scalar. View this tutorial to see the entire process. [2:28]
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Virtual Nerd: Algebra 2: What Is the Minimum of a Quadratic Function?
This tutorial takes a look at the minimum of a quadratic function which is the lowest point on the graph of a U-shaped function. [1:59]