Why U
Algebra 68 - Converting Between General and Vertex Form
A quadratic function can be written in general form or in vertex form. But given a quadratic function in one of these forms, how can we convert to the other form? This lecture shows how conversion formulas between these two forms can be...
Brian McLogan
When eliminating the parameter gives you a sideways parabola
I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips. I believe everyone can learn math...
Brian McLogan
Solve an equation using the quadratic formula
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Curated Video
Solving Quadratic Equations using the Quadratic Formula
In this video, the teacher explains how to solve quadratic equations using the quadratic formula. They highlight common mistakes to avoid, such as squaring negative numbers and correctly identifying the coefficients.
Curated Video
Solving Quadratic Equations by Inspection
In this lesson, students learn how to solve quadratic equations by inspection. They review perfect squares and multiplying square roots, as well as common mistakes to avoid. Through examples, they learn to identify perfect square...
Curated Video
Graphing Cube Root Functions Using Transformations
In this video, the teacher explains how to graph cube root functions by using transformations. They review inverse functions and how they reflect over the line y = x. They also discuss the domain and range of cube root functions and...
Brian McLogan
Use the quotient rule to take the derivative
👉 Learn how to find the derivative of a function using the quotient rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the...
Math Fortress
Calculus III: Two Dimensional Vectors (Level 11 of 13)
This video is a review of Two Dimensional Vectors. This video goes over applications of vectors. 3 examples are covered illustrating how to find the resultant force.
Brian McLogan
Ap calculus exam question product and chain rule common denominators
👉 Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the derivative...
Catalyst University
Relating Equilibrium Constants: Kp and Kc (Keq)
Relating Equilibrium Constants: Kp and Kc (Keq)
Curated Video
Modeling Periodic Phenomena with Trigonometric Functions
In this video, the teacher explains how to model periodic phenomena using trigonometric functions. They review the general forms of sine and cosine equations and discuss the various transformations that can be applied to these functions.
Brian McLogan
Write the equation of the tangent line with the quotient rule at a point
👉 Learn how to find and write the equation of the tangent line of a curve at a given point. The tangent of a curve at a point is a line that touches the circumference of the curve at that point. To find the equation of the tangent line...
Flipping Physics
Wheel Conservation of Angular Momentum Demonstration and Solution
A #SpinningWheel is rotated while sitting on a stool. #AngularMomentumConservation is demonstrated. And an example problem is solved.
Curated Video
Graphing Absolute Value Functions
In this video, the teacher explains how to graph absolute value functions using a T chart. They demonstrate how to find the absolute value of a number and address common misunderstandings. The teacher then applies these concepts to...
Visual Learning Systems
Sustainability and Natural Resources: Video Quiz
This program serves as an introduction to resource sustainability, focusing on the key strategies of resource efficiency, recycling, reusing, and reducing. The long-term impacts of resource use on human health and the environment are...
Cerebellum
French: An Introduction to Different Tenses
Learn about pronouns, and the past tense of French verbs. Plus some practice conversations so you can get used to hearing French in action. This is part 1 in the series: 'Pronouns and Past Tense'.
Curated Video
Using Neutral Fields to Calculate with Positive and Negative Integers
In this video, students learn how to create and use a neutral field to calculate with positive and negative integers. The concept of additive inverses and zero pairs is introduced, and students are shown how to break apart zero pairs to...
Brian McLogan
Applying the first derivative test to a polynomial to determine the increasing and decreasing
👉 Learn how to find the extreme values of a function using the first derivative test. The extreme values of a function are the points/intervals where the graph is decreasing, increasing, or has an inflection point. A method that can be...
Brian McLogan
How to find the resultant vector by vector addition
Learn how to determine the resultant vector by adding, subtracting and multiplying vectors by a scalar. We will also learn how to graph the resultant vectors to show the operations. Vectors can be added, subtracted and multiplied. To add...
Curated Video
Revenue and its Forms: Marginal, Average, and Total Revenue in Economics
The video explains the topic of revenue in economics and specifically focuses on three forms of revenue: marginal revenue, average revenue, and total revenue. The video provides a definition of revenue and demonstrates how to calculate...
Zach Star
e (Euler's Number) is seriously everywhere The strange times it shows up and why it's so important
e (Euler's Number) is seriously everywhere The strange times it shows up and why it's so important
Curated Video
Relating Changes in Cube Edges to Volume Using Polynomial Equations
In this video, we learn how to relate changes in the edges of a cube to changes in its volume using polynomial equations. We explore the concept of polynomial identities and how they can be used to simplify expressions and find the new...
Brian McLogan
How to determine the points of differentiability
👉 Learn how to determine the differentiability of a function. A function is said to be differentiable if the derivative exists at each point in its domain. To check the differentiability of a function, we first check that the function is...
Curated Video
Understanding Negative Exponents: Exploring Patterns and Making Connections
This video explains how to apply negative exponents by exploring patterns and connecting them to existing rules. The students learn that negative exponents can be undone by dividing or multiplying by the reciprocal. They also discover...