PBS
Is Dark Energy Getting Stronger?
The power of Dark Energy may be increasing as the universe ages. Subtle clues are emerging that the accepted model for the nature of dark energy and dark matter may not be all that. We saw the first such clue recently in our recent...
TED Talks
Mark Kendall: Demo: A needle-free vaccine patch that's safer and way cheaper
One hundred sixty years after the invention of the needle and syringe, we're still using them to deliver vaccines; it's time to evolve. Biomedical engineer Mark Kendall demos the Nanopatch, a one-centimeter-by-one-centimeter square...
Curated Video
AutoCAD 2023 Masterclass - Produce Amazing Site Plans Quickly - Creating Layers
In this video, we will cover the creation and management of layers in AutoCAD 2D, which are essential for organizing and controlling the visibility of objects in the drawing. You will learn how to create layers, assign properties such as...
Curated Video
GCSE Maths - How to Use Conversion Graphs #80
This video covers: - How to use conversion graphs to convert between units like kilometres and miles or pounds and dollars - How to extrapolate and convert values that aren't on the graph This video is suitable for maths courses around...
Curated Video
Understanding the Basic Coordinate Plane
Let's join Sue on a treasure hunt! We have a treasure map ready and we know that the X sign marks the spot where the treasure is at, but how do we know how to describe its location on the map? Learning about what’s called the coordinate...
APMonitor
Matlab 👩💻 Plots
A plot is a visual representation of the data and is especially valuable to analyze data graphically. You can plot with the plot(x,y) function. In the incubator example, we may want to see how the temperature changes with time. The...
Brian McLogan
How do you graph a system of linear inequalities
👉 Learn about graphing a system of inequalities. A system of inequalities is a set of more than one inequalities which are to be solved simultaneously. To solve a system of inequalities graphically, we graph the individual inequalities...
Curated Video
Solving Quadratic Inequalities: Using Graphs and Discriminants
The video is a lecture presentation on solving quadratic inequalities. The speaker begins by reviewing inequality symbols and explains how they provide a range of values rather than a single answer. The speaker then explains the process...
Brian McLogan
Graphing a linear inequality
👉 Learn how to graph linear inequalities written in slope-intercept form. Linear inequalities are graphed the same way as linear equations, the only difference being that one side of the line that satisfies the inequality is shaded. Also...
Brian McLogan
Graphing a system of inequalities to determine the solution
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Brian McLogan
Solve a system of inequalities with vertical and horizontal lines
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Brian McLogan
Graphing a system of linear inequalities
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Brian McLogan
How to graph a system of linear inequalities
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Brian McLogan
What do you need to know to graph linear inequalities
👉 Learn how to graph linear inequalities. Linear inequalities are graphed the same way as linear equations, the only difference being that one side of the line that satisfies the inequality is shaded. Also broken line (dashes) is used...
Brian McLogan
Learn how to graph a system of inequalities with a horizontal boundary line
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Brian McLogan
How to determine the solution of a system of linear inequalities by graphing
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Brian McLogan
How do you shade linear inequalities
👉 Learn how to graph linear inequalities. Linear inequalities are graphed the same way as linear equations, the only difference being that one side of the line that satisfies the inequality is shaded. Also broken line (dashes) is used...
Brian McLogan
Graphing a system of two inequalities in slope intercept form
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Brian McLogan
Graphing a linear inequality using a table
👉 Learn how to graph linear inequalities with one variable. Linear inequalities are graphed the same way as linear equations, the only difference being that one side of the line that satisfies the inequality is shaded. Also broken line...
Brian McLogan
Graph a Piecewise Function With a Jump Discontinuity
👉 Learn how to graph piecewise functions. A piecewise function is a function which have more than one sub-functions for different sub-intervals(sub-domains) of the function's domain. To graph a piecewise function, we graph the different...
Brian McLogan
How to graph the system of linear inequalities using slope intercept form
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...
Brian McLogan
Graph the system of four linear inequalities in two different ways and shade
In this video series you will learn how to graph a system of linear inequalities. When graphing a system of linear inequalities you will graph just like a system of linear equations except you will use test points to shade.
KnowMo
Solving Two Variable Inequalities with Line Graphs
In this lecture video, the presenter shows how to solve problems involving 2 variable inequalities using line graphs. This type of problem combines skills of thinking about inequalities and drawing line graphs. The presenter first...
Brian McLogan
Graphing a system of inequalities in slope intercept form
👉 Learn how to graph a system of inequalities. A system of inequalities is a set of inequalities which are collectively satisfied by a certain range of values for the variables. To graph a system of inequalities, each inequality making...