Brian McLogan
Learn to determine three different representations of a polar point
Learn how to represent polar points in multiple ways. Recall that angles that are coterminal are exactly the same. So, we can represent polar points in multiple way by representing its coterminal angles. One of the closest coterminal...
Curated Video
The Infinite Hotel Paradox
In this video, the concept of infinity is explored through the Infinite Hotel Paradox. The video also discusses scenarios involving an infinite number of passengers arriving on buses and how the manager assigns them to rooms using prime...
Brian McLogan
Solving a simple trigonometric equation by isolating cosine
π Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Brian McLogan
Solving trigonometric equation by using reciprocal function
π Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Brian McLogan
Solving and graphing an inequality with infinite many solutions
π Learn how to solve multi-step linear inequalities having parenthesis. An inequality is a statement in which one value is not equal to the other value. An inequality is linear when the highest exponent in its variable(s) is 1. (i.e....
Brian McLogan
What is the solution to the system of equations
πLearn about solving a system of equations by graphing. A system of equations is a set of more than one equations which are to be solved simultaneously. To solve a system of equations graphically, we graph the individual equations making...
Brian McLogan
Math tutorial for determining the sum of an arithmetic series
π Learn how to find the partial sum of an arithmetic series. A series is the sum of the terms of a sequence. An arithmetic series is the sum of the terms of an arithmetic sequence. The formula for the sum of n terms of an arithmetic...
Brian McLogan
How to graph and compare a system of equations and their solutions
πTo solve a system of equations means to obtain a common x-value and a common y-value that makes the each of the equation in the system true. To solve a system of equations by graphing means to obtain the point of intersection (if any)...
Brian McLogan
Solving an equation with a variable on both sides infinite solutions
π Learn how to solve multi-step equations with parenthesis and variable on both sides of the equation. An equation is a statement stating that two values are equal. A multi-step equation is an equation which can be solved by applying...
Brian McLogan
How to write the sum in sigma notation given a geometric sequence
π Learn how to write the sum from a geometric series. A series is the sum of the terms of a sequence. A geometric series is the sum of the terms of a geometric sequence. The formula for the sum of n terms of a geometric sequence is given...
Brian McLogan
Master Solving a system of equations by graphing with no or infinite many solutions
Master Solving a system of equations by graphing with no or infinite many solutions
Brian McLogan
Find the partial sum of the 150th term in a sequence
π Learn how to find the partial sum of an arithmetic series. A series is the sum of the terms of a sequence. An arithmetic series is the sum of the terms of an arithmetic sequence. The formula for the sum of n terms of an arithmetic...
Brian McLogan
Solving an equation with variable on both sides infinite solutions
π Learn how to solve multi-step equations with parenthesis and variable on both sides of the equation. An equation is a statement stating that two values are equal. A multi-step equation is an equation which can be solved by applying...
Brian McLogan
Evaluating the sum of an infinite series
π Learn how to find the sum of a series using sigma notation. A series is the sum of the terms of a sequence. The formula for the sum of n terms of an arithmetic sequence is given by Sn = n/2 [2a + (n - 1)d], where a is the first term, n...
Brian McLogan
Master solving a system of equations by substitution with no solution and infinite many
Master solving a system of equations by substitution with no solution and infinite many
Brian McLogan
Learn how to graph vertical lines when x equals a value
π Learn how to graph linear equations with one variable. When given a linear equation with one variable in the form x = a or y = c, the two forms of linear equations results in a vertical and horizontal lines respectively. The graph of...
Brian McLogan
When given the first four terms of a sequence find the formula
π Learn how to determine the first five terms of an arithmetic sequence. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. An arithmetic sequence is a...
Brian McLogan
How to Graph Tangent with a Horizontal Shift to the Right
π Learn all about graphing trigonometric functions. In this playlist, we will explore how to graph the sine, cosine, tangent, cotangent, cosecant and secant function. We will explore the characteristics of each graph as well as how to...
Brian McLogan
Steps to evaluate the inverse trig functions as composition
π Learn how to evaluate an expression with the composition of a function and a function inverse. Just like every other mathematical operation, when given a composition of a trigonometric function and an inverse trigonometric function,...
Brian McLogan
Learn how to solve a trigonometric equation with cosine
π Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Curated Video
Statistics for Data Science and Business Analysis - The Various Types of Data We can Work With
This video explains about the various types of data to work with. This clip is from the chapter "Descriptive Statistics Fundamentals" of the series "Statistics for Data Science and Business Analysis".This section describes the...
Brian McLogan
Why does inverse trig functions have restrictions Function explanation
π Learn how to evaluate inverse trigonometric functions. The inverse trigonometric functions are used to obtain theta, the angle which yielded the trigonometric function value. It is usually helpful to use the calculator to calculate the...
Brian McLogan
Solving trigonometric equations
π Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric equations, they include factoring out the GCF and simplifying the factored equation. Another method is to use a...