Brian McLogan
Learn how to use mathematical induction to prove a formula
π Learn how to apply induction to prove the sum formula for every term. Proof by induction is a mathematical proof technique. It is usually used to prove that a formula written in terms of n holds true for all natural numbers: 1, 2, 3, ....
Brian McLogan
Find the domain of a rational function in factored form
π Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Curated Video
Completing the Square to Reveal the Minimum When a > 1
In this lesson you will learn how to rewrite a quadratic function to complete the square. By going through this process, we will reveal the minimum value.
Brian McLogan
Find the Multiplicity and Zeros of a Polynomial when It is in Factored Form
π Learn how to find all the zeros of a factored polynomial. 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 polynomial are the...
Brian McLogan
Learning to write the domain of a rational function with an asymptotes and hole
π Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Brian McLogan
Quadratic Equations | Solve by factoring | Free Math Videos
Quadratic Equations | Solve by factoring | Free Math Videos
Brian McLogan
Algebra 2 - Applying the product property of logarithms to solve an equation
In this video series I will show you how to apply the properties of logarithms to solve an equation. The three main properties of logarithms we will focus on will be the product, quotient, and power rule of exponents. We will apply these...
Curated Video
Reverse Distributive Property: Factoring Expressions
In this video, students will learn how to reverse the distributive property by factoring expressions. The teacher explains the common mistakes students make and provides examples to help understand the process.
Brian McLogan
Complete the square to identify foci, center, vertices and co vertices for an ellipse
Learn how to graph horizontal ellipse which equation is in general form. A horizontal ellipse is an ellipse which major axis is horizontal. When the equation of an ellipse is written in the general form, we first rewrite it in standard...
Brian McLogan
Solving a quadratic by factoring a trinomial when a is equal to one
πLearn how to solve quadratic equations by factoring when a is equal to 1. A quadratic is an algebraic expression having 2 as the highest power of its variable(s). To factor an algebraic expression means to break it up into factors...
Brian McLogan
How to factor a monomial to it's linear factors
π Learn how to factor a number, variable, and monomial completely. To factor means to write our term as a product of its factors. Therefore we will learn how to break down a number, variable, and monomial into its factors.
Curated Video
Combining Functions by Dividing
This video offers a comprehensive understanding of dividing functions and how to create new functions through division. It explains the importance of finding the zeros of a function and demonstrates how to do so through factoring and...
Brian McLogan
Finding the vertical, horizontal and slant asymptotes of a rational function
π Learn how to find the vertical/horizontal asymptotes of a function. An asymptote is a line that the graph of a function approaches but never touches. The vertical asymptote is a vertical line that the graph of a function approaches but...
Brian McLogan
Determining If a Function is Even or Odd
π Learn how to determine if a function is even or odd. A function is even if the graph of the function is symmetrical about the y-axis, or a function is even if f(x) = f(-x). A function is odd if the graph of the function is symmetrical...
Brian McLogan
How to find the x intercepts and vertex of a parabola
π Learn about the parts of a parabola. A parabola is the shape of the graph of a quadratic equation. A regular palabola is the parabola that is facing either up or down while an irregular parabola faces left or right. A quadratic...
Brian McLogan
What do I need to know for solving by completing the square
π Learn how to solve quadratic equations by completing the square. When solving a quadratic equation by completing the square, we first take the constant term to the other side of the equation and create a perfect square trinomial with...
Brian McLogan
Add and Subtract Rational Expressions Step by Step
πIn this video I will show you how to add and subtract rational expressions with a common denominator and by finding the common denominator. Timestamps: 0:00 Intro 0:35 Example #1 1:42 Example #2 Corrections: 1:05 I did not distribute...
Brian McLogan
Simplifying the square root of an expression
π Learn how to simplify the square root of an expression. The square root of an expression is an expression which will multiply itself twice to give the original expression. To simplify the square root of an expression, we...
Brian McLogan
Summary solving by factoring a quadratic when a=1
πLearn how to solve quadratic functions. Quadratic equations are equations whose highest power in the variable(s) is 2. They are of the form y = ax^2 + bx + c. There are various techniques which can be applied in solving quadratic...
Brian McLogan
Multiplicity of zeros by factoring a polynomial equation
π Learn how to find all the zeros of a polynomial. 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 polynomial are the values...
Brian McLogan
Exam Review How to determine the number of solutions for a trigonometric equation
Exam Review How to determine the number of solutions for a trigonometric equation
Brian McLogan
Factoring when a is greater than one
πLearn how to factor quadratics when the coefficient of the term with a squared variable is not 1. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. To...
Brian McLogan
Factoring a quadratic using the berry method
πLearn how to factor quadratics when the coefficient of the term with a squared variable is not 1. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. To...