Brian McLogan
Graphing a linear inequality by rewriting the equation into slope intercept form
π Learn how to graph linear inequalities written in standard 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 broken...
Brian McLogan
Learn how to determine the slope between two points using slope formula
π Learn how to find the slope between two points. The slope of a line is the steepness of the line. The horizontal line has a zero slope while the vertical line has an undefined slope. To determine the slope of a line passing through two...
Curated Video
Understanding the Importance of Trade Balance in Goods and Services
In this video, the trade balance of a country in terms of goods and services is discussed as an important indicator of the country's competitiveness in the global market. The video also discusses the impact of trade deficits and...
Curated Video
Calculating Payback Periods for Investment Appraisal
This video lecture explains the concept of payback periods, which is an important investment appraisal measure used by businesses to evaluate different investment opportunities. The video covers how to calculate the payback period, and...
KnowMo
Advanced Types of Sequences: Fibonacci, Quadratic and Geometric Progressions
In this video lecture, the instructor introduces advanced types of sequences, including balance sequences, quadratic sequences, and geometric progressions. The instructor explains how to identify these different types of sequences and...
Catalyst University
Particle-on-a-Ring Example #2: Calculate Energy, Wavelength, and Momentum
Particle-on-a-Ring Example #2: Calculate Energy, Wavelength, and Momentum
Schooling Online
Physics Kinematics: Motion in a Straight Line - Algebraic Vector Resolution
Every criminal must pay for their crimes! But as Vector Man prepares to lock Carmen behind bars, a third player enters the game⦠This lesson will explain how to algebraically resolve a 2D vector into two perpendicular components, such as...
Curated Video
Completing the Square: Transforming Quadratic Equations
This video uses different colored pieces to represent variables and constants, showing how to rearrange them to build a square. By completing the square, we transform the equation into an equivalent form and demonstrate how it can be...
Curated Video
Properties of Complex Numbers: Extending Real Number Knowledge
This lesson covers the commutative property, associative property, and distributive property, and provides examples of how these properties apply to complex numbers. By extending their knowledge of real number properties, students will...
Zach Star
The Math Needed for Computer Science (Part 2) - Number Theory and Cryptography
The Math Needed for Computer Science (Part 2) Number Theory and Cryptography
Curated Video
Introduction to the Coordinate Plane
In this video, the teacher explains the concept of a coordinate plane by combining horizontal and vertical number lines. The students learn how to plot points on the coordinate plane by understanding the four quadrants and the direction...
Why U
Pre-Algebra 28 - Raising Products and Quotients to Powers
Any expression consisting of multiplied and divided terms can be enclosed in parentheses and raised to a power. This can then be simplified using the rules for multiplying exponents.
Curated Video
DC parallel circuits explained - The basics how parallel circuits work working principle
Parallel Circuits Explained. In this video we take a look at how DC parallel circuits work and consider voltage, current, resistance, power consumption as well as some worked examples and some test questions with solutions.
Brian McLogan
How to Graph a Piece Wise Function with Transformations
π 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
Tangent difference of two angles identities using triangles
π Learn how to evaluate the secant of the sum or difference of two angles using the sum/difference formulas. To do this, we first use the Pythagoras theorem to obtain all the sides of the right triangle in the unit circle. Recall that...
Brian McLogan
How to evaluate the limit of a piecewise function using left and right hand notati
π Learn how to evaluate the limit of a piecewice function. A piecewise function is a function that has different rules for a different range of values. The limit of a function as the input variable of the function tends to a number/value...
Brian McLogan
Determine the intervals the graph is decreasing and concave down
π Learn how to determine the extrema, the intervals of increasing/decreasing, and the concavity of a function from its graph. The extrema of a function are the points where the graph changes from increasing to decreasing or vice versa. A...
Brian McLogan
Solve a system of three variables
πLearn how to solve a system of three linear systems. A system of equations is a set of equations which are to be solved simultaneously. A linear equation is an equation whose graph is a straight line. The solution to a system of...
Brian McLogan
Using two multipliers when solving a system of equations using the addition method
πLearn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Brian McLogan
How to Solve a System of Equation Using Elimination
πLearn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Brian McLogan
Verifying a trigonometric identity with multiple steps
π Learn how to verify rational trigonometric identities involving the addition and subtraction of terms. To verify trigonometric expression means to verify that the term on the left-hand side of the equality sign is equal to the term on...
Brian McLogan
Determining if a function is a polynomial or not then determine degree and LC
π Learn how to determine whether a given equation is a polynomial or not. A polynomial function or equation is the sum of one or more terms where each term is either a number, or a number times the independent variable raised to a...
Brian McLogan
Graphing a linear equation from a table
π Learn how to graph linear equations from the table of points. When given the table of points of a linear equation, we plot the x and y coordinates of the given table on the cartesian plane and join the ploted points to form a straight...
Brian McLogan
Simplifying an expression with fractional powers to take the derivative
π Learn how to find the derivative of a function using the power 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...