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Brian McLogan
Using a double negative in a one step equation, x - (-74) = -22
π Learn how to solve a one step equation. An equation is a statement stating that two values are equal. A one step equation is an equation whose solution can be obtained by performing only one step of operation on the equation. To solve...
Curated Video
Grammar and Usage Edits
"Grammar and Usage Edits" provides examples of mistakes that must be revised to correct errors in grammar and usage in writing.
Brian McLogan
Master Wrting the equation of a line in slope intercept form given two points
Master Wrting the equation of a line in slope intercept form given two points
Brian McLogan
Solving a multi step inequality with double distributive property
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
Write each angle in degrees, minutes, seconds
π Learn how to convert angles from DMS forms to decimal forms. DMS means Degree, Minutes, and Seconds. Minutes is represented by a single apostrophe (') while seconds is represented with double apostrophe ("). 60 seconds = 1 minute and...
Brian McLogan
Learn to write an angle in decimal degree form
π Learn how to convert angles from DMS forms to decimal forms. DMS means Degree, Minutes, and Seconds. Minutes is represented by a single apostrophe (') while seconds is represented with double apostrophe ("). 60 seconds = 1 minute and...
Brian McLogan
MASTER writing a quadratic in vertex form by completing the square to identify the vertex
MASTER writing a quadratic in vertex form by completing the square to identify the vertex
Brian McLogan
How to subract a trinomial from a binomial
π Learn how to subtract polynomials. To subtract polynomials, we first simplify the polynomials by removing all brackets. Then, we combine like terms. Like terms are terms that share the same base and power for each variable. When you...
Brian McLogan
How to Use Elimination of Subtraction to Solve a System or Equations
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 subtract two trinomials polynomials
π Learn how to subtract polynomials. To subtract polynomials, we first simplify the polynomials by removing all brackets. Then, we combine like terms. Like terms are terms that share the same base and power for each variable. When you...
Brian McLogan
How to easily simplify an expression by applying multiple rule of exponents
π Learn how to simplify expressions using the power rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual terms in the expression and the...
Brian McLogan
Learn how to use long division with a quadratic divisor
π Learn how to divide polynomials by quadratic divisors using the long division algorithm. Before dividing a polynomial, it is usually important to arrange the divisor in the descending order of powers of the variable(s). To divide a...
Brian McLogan
How to simplify the subtraction of two polynomials
π Learn how to subtract polynomials. To subtract polynomials, we first simplify the polynomials by removing all brackets. Then, we combine like terms. Like terms are terms that share the same base and power for each variable. When you...
Brian McLogan
How to use long division to divide polynomials
π Learn how to divide polynomials by binomial divisors using the long division algorithm. A binomial is an algebraic expression having two terms. Before dividing a polynomial, it is usually important to arrange the divisor in the...
Brian McLogan
Learn how to divide polynomials using long division
π Learn how to divide polynomials using the long division algorithm. To be able to solve a polynomial, we need to be able to get the factors and hence the zeros. To get the factors, we use the rational zeros theorem to get one of the...
Brian McLogan
Pre-Calculus - Simplifying a trigonometric expression by using the even and odd identities
In this video playlist you will learn all about Analytic Trigonometry. We will start by simplifying trigonometric expressions using trigonometric identities such as the quotient, reciprocal,Pythagorean Identies as well basic algebraic...
Brian McLogan
Using summation notation to express the sum of a geometric series
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
Learn how to determine concavity and point of inflection AP style
π Learn how to determine the concavity of a function. A function is said to be concave up (convex) if the graph of the curve is facing upwards and the function is said to be concave down (concave) if the graph is facing down. To test for...
Brian McLogan
Pre-Calculus - Converting an angle from minutes and seconds to decimals - Math tips and tricks
π Learn how to convert angles from DMS forms to decimal forms. DMS means Degree, Minutes, and Seconds. Minutes is represented by a single apostrophe (') while seconds is represented with double apostrophe ("). 60 seconds = 1 minute and...
Curated Video
Graph Transformations: Scaling and Reflections
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q21, which involves graph transformations, specifically scaling and reflections. We will learn how to identify the effects of each...
Brian McLogan
Solving a trigonometric equation and determining all the solutions between 0 and 2pi
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...
Curated Video
The Ultimate Guide to Python Programming With Python 3.10 - The str Data Type
Let's learn about the textual data within codes and how to write them.
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This clip is from the chapter "Strings" of the series "The Ultimate Guide to Python Programming with Python 3.10".This section focuses on strings and how...
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This clip is from the chapter "Strings" of the series "The Ultimate Guide to Python Programming with Python 3.10".This section focuses on strings and how...
Virtually Passed
Conservation of Mechanical Energy Proof (2DoF)
Here is a quick math heavy proof of the conservation of mechanical energy in a 2 dimensional system. The proof in 3 dimensions is the exact same. Notice that the definition of the potential in the one dimensional...
Brian McLogan
Given Two Factors and a Polynomial Find the Remaining Zeros
π Learn how to find all the zeros of a polynomial given one rational zero. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a...