Corbett Maths
Fractional Equations
Don't let those fractions scare you! A video lesson describes how to solve equations with fraction terms. Beginning with integer denominators and progressing to denominators with linear expressions, the examples illustrate the steps to...
Corbett Maths
Sketching Quadratics
Sketch the graph of quadratic functions using key features as a guide. After a brief discussion about the key features of a parabola, the video instructor completes several examples showing how to graph a quadratic function. Each...
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
Drawing Graphs Using Xy Tables
What does a linear equation look like in a table? A video lesson practices graphing linear equations by making an input-output table. The instructor emphasizes the pattern in the table and relates that to the graph of the function.
Corbett Maths
Solving Equations with Letters on Both Sides
Demonstrate the steps of solving linear equations—this time with variables on both sides! A video presentation completes several examples with binomials on each side of the equation. Learners then complete the included practice...
Corbett Maths
Equations – Cross Multiplication
Mastering the art of solving a proportion is not only important for algebra, but it's crucial to geometry and statistics as well. A quick video demonstrates the use of cross multiplication to solve a proportion. The lesson includes...
Corbett Maths
Solving Equations
Go from one-step to two-step with all operations represented! A video instructor presents worked-out solutions to several linear equations. He begins with one-step equations and progresses to two-step equations requiring the distributive...
Corbett Maths
Solving Quadratics Graphically – Advanced
Use an understanding of equality to find solutions of quadratics graphically. A well-designed lesson illustrates the relationship between the right and left sides of an equation graphically. With one side quadratic and the other side...
Corbett Maths
Solving Quadratics Graphically
One of the many methods of solving quadratic equations is graphing. A video lesson first demonstrates graphing a quadratic function using an input-output table. After graphing the parabola, the instructor makes the connection between the...
Corbett Maths
Deriving the Quadratic Formula
Formulas don't appear from thin air! Learn how to derive the quadratic formula by completing the square. As the video instructor demonstrates each step of the derivation, the quadratic formula begins to emerge until it is complete in the...
Corbett Maths
Quadratic Formula
When all else fails, use the quadratic formula! A video lesson introduces the quadratic formula to scholars and then demonstrates two problems. One problem results in integer solutions, the other in irrational solutions.
Corbett Maths
Solving Quadratics by Factorising
Factoring is a quadratic equation's best friend! If a quadratic equation factors, finding the solutions is quick and easy. A complete lesson on factoring describes the steps to factor and solve quadratic equations. The equations have...
Corbett Maths
Drawing Quadratics
Map the input to the output and see what pupils create. The video lesson provides an introduction to graphing quadratic functions using an input-output table. The instructor shows each step of the calculations when evaluating the function.
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
X Equals Graphs
Y equals graphs are horizontal, but x equals graphs are vertical. Learners explore the connection between the graph and the equation of vertical lines while watching an instructional video. The presenter shows a set of ordered pairs...
Corbett Maths
Y=Mx+C
Slope-intercept form is key to understanding linear relationships. Learners explore the relationship between the equation, graph, and key features of linear functions as they view a video lesson. They then complete practice problems to...
Corbett Maths
Gradient Between Two Points
The rate of change between points describes how quickly one variable changes relative to another. The video instruction concentrates on calculating the slope between two points using the slope formula. The instructor first explains the...
Corbett Maths
Gradient of a Line
Steepness, gradient, and slope all refer to the same feature of a line. Young scholars watch and rewatch a video lesson to build a solid understanding of the relationship between the rise compared to the run of a line. Examples include...
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
Limits of Accuracy – Solving Problems
Rounding has a significant impact on future calculations. Help your learners realize this significance with a thorough video lesson. Using multiple examples, the instructor calculates the upper bound and lower bound of several...
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...
Corbett Maths
Y Equals Graphs
Graphing horizontal and vertical lines often cause problems for learners. Provide a lesson with video instruction for them to watch and rewatch as they learn the concept. The instructor shows multiple examples of graphing linear...
Corbett Maths
Drawing Graphs Using Gradient and Intercept
Help mathematicians see lines from equations as they learn the patterns in the equations. An instructional video describes the steps to graphing a linear function. All equations begin in slope-intercept form and result in a line with...