Curated Video
Graphing Lines Using Intercepts
In this video, the teacher explains how to graph a line using intercepts. They use the example of buying hamburgers and hot dogs for lunch to demonstrate how to create an equation and graph the possible combinations. The teacher also...
Curated Video
How to Reflect Linear Functions
In this video lesson we will learn how to reflect a linear function. We will also learn how to identify a reflection using a graph and how to represent a linear reflection using function notation. We will discover that a linear function...
Curated Video
Using Point-Slope Form to Write the Equation of a Line
In this video, the teacher explains how to write equations of lines in point slope form using a given point and slope or two given points. The video also covers how point slope form relates to slope and how to convert point slope form to...
Curated Video
Point Slope Form Explained
This video lesson will derive the point-slope formula and explain how and why it works. Students will learn to write a linear equation in point-slope form using slope and a point. Writing an equation from two points will also be...
Brian McLogan
Learn how to subtract two functions
👉 Learn how to add or subtract two functions. Given two functions, say f(x) and g(x), to add (f+g)(x) or f(x) + g(x) or to subtract (f - g)(x) or f(x) - g(x) the two functions we use the method of adding/subtracting algebraic expressions...
Curated Video
How to Graph and Describe Multiple Transformations of Linear Function
In this video lesson we will review the effects of constants, h, a, and k on a linear function. We will learn that the constant h effects by transforming a function horizontally left or right. We will learn that the constant a will...
Brian McLogan
How do you find the axis of symmetry and vertex in standard form
👉 Learn the basics to understanding graphing quadratics. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. To graph a quadratic equation, we make use of a table of values and the fact that the graph of a...
Curated Video
Writing Equations in Slope-Intercept Form
In this video lesson we will learn how to write an equation of a line in slope-intercept form. We will learn how to identify the slope and y-intercept of the graph of a line. We will review how to find the slope of a line using two...
Brian McLogan
Master Evaluating a Function for given Values
Master Evaluating a Function for given Values
Brian McLogan
Characteristics of Functions | Functions | Pre-Calculus
In this video I decided to record myself creating the answer key for my students that I will be providing them in school. I cover the basics of what makes up a function as well as how to mathematically describe the function.
Curated Video
Creating Recursive Formulas Using Function Notation
In this video lesson, students will learn how to use function notation to create recursive formulas for sequences. The video explains the concepts of arithmetic and geometric sequences, as well as the Fibonacci sequence, and demonstrates...
Brian McLogan
Finding the inverse of a rational function
👉 Learn how to find the inverse of a linear function. A linear function is a function whose highest exponent in the variable(s) is 1. The inverse of a function is a function that reverses the "effect" of the original function. One...
Brian McLogan
How do you find the axis of symmetry and vertex in intercept form
👉 Learn how to graph quadratic equations by completing the square. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which...
Brian McLogan
Zeros of Polynomials | Polynomials | Pre-Calculus
In this video we will cover how to determine the real zeros of a polynomial by factoring as well as writing the equation of a polynomial given the zeros and multiplicity. We will focus on factoring polynomials with two, three and four...
Brian McLogan
How to divide two functions and create your constraint
👉 Learn how to divide two functions. We will explore the division of linear, quadratic, rational, and radical functions. To divide two functions, we simply algebraically divide the rules (contents) of the two functions. We will then...
Brian McLogan
How to divide polynomials with constraint
👉 Learn how to apply the rules of exponents to simplify an expression. We will focus on applying the product rule, quotient rule as well as power rule. We will then explore multiple properties such as power to product, power to quotient...
Brian McLogan
Inverse of a negative square root function
👉 Learn how to find the inverse of a function. The inverse of a function is a function that reverses the "effect" of the original function. One important property of the inverse of a function is that when the inverse of a function is...
Brian McLogan
Zeros, Intercepts, multiplicity, end behavior of a binomial raised to a power
Zeros, Intercepts, multiplicity, end behavior of a binomial raised to a power
Brian McLogan
Master How to identify the transformations from a family of functions
Master How to identify the transformations from a family of functions
Brian McLogan
What You Need To Understand About Functions | Part 1
What is the most important to know about functions. It all comes into understanding the parts of functions and what a function means. In this video we will explore those details.
Brian McLogan
Every wondered how to multiply functions
👉 Learn how to multiply two functions. We will explore the multiplication of linear, quadratic, rational, and radical functions. To multiply two functions, we simply algebraically multiply the rules (contents) of the two functions. We...
Brian McLogan
Determine inverse of a quadratic equation then determine domain and range
👉 Learn how to find the inverse of a quadratic function. A quadratic function is a function whose highest exponent in the variable(s) of the function is 2. The inverse of a function is a function that reverses the "effect" of the...
Brian McLogan
4e Warm up (Where does the sine graph come from?)
4e Warm up (Where does the sine graph come from?)
Curated Video
Understanding Function Notation and Graphing
In this video, the teacher explains the concept of f of x and how to represent it graphically. They discuss function notation, the difference between multiplication and function evaluation, and how to plot points on the graph of a...