Instructional Video2:46
Brian McLogan

Why we use interval notation?

12th - Higher Ed
👉 Learn about the characteristics of a function. Given a function, we can determine the characteristics of the function's graph. We can determine the end behavior of the graph of the function (rises or falls left and rises or falls...
Instructional Video2:06
Brian McLogan

Explaining if the tangent function is a continuous function or not

12th - Higher Ed
👉 Learn all about the Limit. In this playlist, we will explore how to evaluate the limit of an equation, piecewise function, table and graph. We will explore continuity as well as discontinuities such as holes, asymptotes and jumps and...
Instructional Video2:11
Two Minute Music Theory

Q+A #4: Interval Inversions

12th - Higher Ed
I've gotten a lot of questions about Interval Inversions over on Twitter, so I give a run down of inversions on today's Q+A.
Instructional Video2:19
Brian McLogan

How to write the domain of a rational function with a radical in the numerator

12th - Higher Ed
👉 Learn how to find the domain of rational functions with radicals in both the numerator and the denominator. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function,...
Instructional Video2:48
Brian McLogan

Writing the domain of a rational function with a radical in the denominator

12th - Higher Ed
👉 Learn how to find the domain of rational functions with a radical denominator. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero...
Instructional Video8:14
Let's Tute

Introduction to Frequency Polygons and Their Applications

9th - Higher Ed
This video explains what a frequency polygon is and how to draw one with and without the help of a histogram. It also demonstrates how to read a frequency polygon and compares its usefulness to that of a histogram. The example used is...
Instructional Video4:33
Curated Video

Graphing Step Functions

K - 5th
In this video, the teacher explains how to graph step functions by understanding the general shape of the steps. They discuss the use of open and closed circles when graphing inequalities and provide examples of step functions.
Instructional Video7:34
Why U

Algebra 08 - Unions of Intervals

12th - Higher Ed
Interval notation is often the simplest way to describe sets of real numbers as regions on the number line. Some sets which cannot be represented by a single interval can be written in interval notation as the union of two or more...
Instructional Video2:32
Brian McLogan

Domain of a rational function write in interval notation

12th - Higher Ed
👉 Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Instructional Video2:17
Brian McLogan

Domain of a rational function with discontinuities

12th - Higher Ed
👉 Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Instructional Video8:18
Professor Dave Explains

Special Relativity Part 2: Time Dilation and the Twin Paradox

12th - Higher Ed
We got our feet wet with special relativity, so now let's head to the deep end! Remember in Interstellar when what's his face went down to that one planet and Good Will Hunting was there and they fought and when what's his face went back...
Instructional Video12:27
Music Matters

Are you able to identify these intervals? - Music Theory

9th - 12th
Are you able to identify these intervals? Do you know your major intervals from your minor intervals or your augmented intervals from your diminished intervals? Are you able to identify intervals accurately in different clefs? Here’s...
Instructional Video5:00
Curated Video

Exploring Temporal Perception

Pre-K - Higher Ed
In this video, we explore the fascinating topic of temporal illusion and how humans perceive time differently. We discuss various theories and examples of temporal illusions, such as the telescoping effect and the oddball effect. Join us...
Instructional Video2:57
Instructional Video1:06
Brian McLogan

Learn to find the values the function is undefined, then write domain

12th - Higher Ed
👉 Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Instructional Video2:34
Brian McLogan

Domain of a radical with negative under the radical

12th - Higher Ed
👉 Learn how to find the domain of a radical function. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a radical square-root function, there cannot be a negative number inside the...
Instructional Video8:23
Why U

Pre-Algebra 33 - Real Numbers

12th - Higher Ed
There are an infinite number of rational numbers, but there are infinitely more irrational numbers. Neither type of number can represent every type of numeric quantity. By combining the rational and irrational numbers into the real...
Instructional Video10:42
Brian McLogan

Determine the intervals when a function is increasing decreasing or constant

12th - Higher Ed
👉 Learn how to determine increasing of decreasing intervals of function. There are many ways in which we can determine whether a function is increasing or decreasing but we will focus on determining increasing/decreasing from the graph...
Instructional Video5:14
Brian McLogan

BEST explanation how to determine domain algebraically

12th - Higher Ed
👉 Learn about every thing you need to know to understand the domain and range of functions. We will look at functions represented as equations, tables, mapping, and ordered pairs. The domain is the set of all possible x or input values...
Instructional Video4:31
Brian McLogan

Determine the intervals that a graph is increasing and decreasing

12th - Higher Ed
👉 Learn how to determine increasing/decreasing intervals. There are many ways in which we can determine whether a function is increasing or decreasing but we will focus on determining increasing/decreasing from the graph of the function....
Instructional Video7:47
Math Fortress

Differential Equations: Implicit Solutions (Level 2 of 3)

12th - Higher Ed
This video introduces the basic concepts associated with solutions of ordinary differential equations. This video goes over 2 examples illustrating how to verify implicit solutions, find explicit solutions, and define appropriate...
Instructional Video2:03
Brian McLogan

Learn how to determine the intervals that a graph is increasing and decreasing

12th - Higher Ed
👉 Learn how to determine increasing/decreasing intervals. There are many ways in which we can determine whether a function is increasing or decreasing but we will focus on determining increasing/decreasing from the graph of the function....
Instructional Video5:52
Brian McLogan

How to determine the increasing and decreasing values

12th - Higher Ed
👉 Learn how to determine if a function is even or odd. A function is even if the graph of the function is symmetrical about the y-axis, or a function is even if f(x) = f(-x). A function is odd if the graph of the function is symmetrical...
Instructional Video17:09
Brian McLogan

Define Inc,dec,cont, intervals even,odd, functions and end behavior

12th - Higher Ed
Define Inc,dec,cont, intervals even,odd, functions and end behavior