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Brian McLogan
Given the Value of Cotangent on the Unit Circle Find the Angle Measurement
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Brian McLogan
Evaluate the composition of two trig functions
Evaluate the composition of two trig functions
Brian McLogan
Determining if two functions are inverses
👉 Learn how to show that two functions are inverses. The composition of two functions is using one function as the argument (input) of another function. In simple terms composition of two functions is putting one function inside another...
Brian McLogan
Multiply by the conjugate for a rational expression
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Brian McLogan
Using prime factorization to factor out the GCF
👉 Learn how to factor polynomials by GCF. 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. To factor an algebraic expression means to break it...
Brian McLogan
Putting a complex expression into standard form
In this math tutorial I will show you how write a complex number in standard form after simple operations have been performed. You will learn how to find the value of real and imaginary numbers in a complex number and then write it in...
Brian McLogan
Changing an equation from standard form to slope intercept form
👉 Learn how to write the equation of a line in a point-slope form. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various forms which we can...
Brian McLogan
Solving a one step equation by subtracting with a double negative
👉 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...
Brian McLogan
How To find the zeros of a rational function
In this video series you will learn multiple math operations. I teach in front of a live classroom showing my students how to solve math problems step by step. My math tutorials should be used to review previous lessons, complete your...
Brian McLogan
Verifying a trigonometric identity by multiplying by the reciprocal
👉 Learn how to verify trigonometric identities having rational expressions. 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 the right hand side. To...
Brian McLogan
Simplifying a complex expression and putting it in standard form
In this math tutorial I will show you how write a complex number in standard form after simple operations have been performed. You will learn how to find the value of real and imaginary numbers in a complex number and then write it in...
Brian McLogan
Solving an equation with binomial denominators
👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational expressions, one...
Curated Video
You Won't Know Any Of These Words | MOST ADVANCED ENGLISH WORDS 2/3
I bet that you don't know any of these words. If you do then you must be a keen reader. These are the hardest words in the English language. When I say hard I mean virtually all English learners have no idea what they mean or how to...
Curated Video
Selenium Python Automation Testing from Scratch and Frameworks - Identifying Xpath and CSS
This video explains Xpath and CSS.
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This clip is from the chapter "Different Types of Locators in WebDriver API with Examples" of the series "Selenium Python Automation Testing from Scratch and Frameworks".This section...
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This clip is from the chapter "Different Types of Locators in WebDriver API with Examples" of the series "Selenium Python Automation Testing from Scratch and Frameworks".This section...
Professor Dave Explains
Practice Problem: Limiting Reagent and Percent Yield
Once we get the hang of stoichiometric calculations, we get a curve ball. Limiting reagents? Not all of the reactants will react? We might not get as much product as we expect? Let's practice identifying the limiting reagent, calculating...
Curated Video
Finding Zeros and Extreme Values using Factored and Vertex Forms of Quadratic Functions
In this lesson, students will learn how to track a rocket using equations. They will explore finding zeros and extreme values in a rocket problem by using the factored and vertex forms of quadratic functions. Through examples and...
Brian McLogan
Solving a one step equation by subtracting with a negative
👉 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
Excel VBA Programming The Complete Guide - The CommandButton Control
The CommandButton is a clickable button that trigger an event procedure. In this lesson, we add 3 buttons to our form -- Submit, Cancel and Hide.
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This clip is from the chapter "User Forms" of the series "Excel VBA...
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This clip is from the chapter "User Forms" of the series "Excel VBA...
Curated Video
Excel VBA Programming The Complete Guide - The ListBox Control I - Wire up the Form
In the first of a 3-part series, we introduce the ListBox form control for displaying a list of predefined values for the user to choose from. We hardwire our list to show the names of all of the workbook's sheets.
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Brian McLogan
How to evaluate for the half angle of tangent
👉 Learn how to evaluate the Sine of an angle using the half-angle formula. The half-angle formula for Sine is helpful when you need to determine the exact value of function given an angle but cannot use a calculator or the angle is not...
Brian McLogan
Solving a rational equation by factoring
👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational expressions, one...
Brian McLogan
Learn to simplify a rational expression
Learn how to simplify rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. To simplify a rational expression, we factor...
Brian McLogan
Learn how to divide radical expression by multiplying the conjugate
👉 Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...