Instructional Video6:43
Brian McLogan

Given complex zeros write the polynomial

12th - Higher Ed
๐Ÿ‘‰ Learn how to write the equation of a polynomial when given imaginary zeros. Recall that 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...
Instructional Video5:34
Brian McLogan

Given the Factors Determine All Zeros and Write as a Product of its Factors

12th - Higher Ed
๐Ÿ‘‰ 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...
Instructional Video5:28
Brian McLogan

Using zero product property to solve for tangent with a multiple angle

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve trigonometric equations using the zero product property. The zero product property states that when the product of two quantities is equal to 0, then either of the quantities is zero. When solving factored...
Instructional Video5:19
Brian McLogan

Solving a trigonometric equation by factoring

12th - Higher Ed
๐Ÿ‘‰ 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...
Instructional Video6:20
Curated Video

Finding X Intercepts of Polynomial Functions by Analyzing Factors

K - 5th
This video explains the concept of X intercepts and their relationship to the factors of a polynomial function. They demonstrate how to find the X intercepts graphically and algebraically by setting the function equal to zero and...
Instructional Video9:58
Math Fortress

Calculus III: Two Dimensional Vectors (Level 8 of 13)

12th - Higher Ed
This video is a review of Two Dimensional Vectors. This video goes over properties of vector operations. Properties are also proven geometrically and algebraically.
Instructional Video0:47
Brian McLogan

Find the derivative of natural logarithm using product property

12th - Higher Ed
๐Ÿ‘‰ Learn how to find the derivative of exponential and logarithmic expressions. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the...
Instructional Video7:42
Brian McLogan

How do we solve quadratic equations

12th - Higher Ed
๐Ÿ‘‰Learn 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...
Instructional Video4:46
Brian McLogan

Solve a trigonometric function with sine on both sides

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve trigonometric equations by factoring out the GCF. When solving trigonometric equations involving the multiples of the same trigonometric function. It is very useful to collect similar trigonometric functions together...
Instructional Video3:00
Brian McLogan

How to write the domain in interval notation with a factored denominator

12th - Higher Ed
๐Ÿ‘‰ 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...
Instructional Video4:32
Brian McLogan

What is the zero product property

12th - Higher Ed
๐Ÿ‘‰Learn how to solve quadratic equations by factoring. We will focus on factoring special techniques such as the zero product property, difference of two squares, box method and guess and check. Once we have factored the quadratic...
Instructional Video2:15
Brian McLogan

How to factor and solve a trinomial when it is not set to zero

12th - Higher Ed
๐Ÿ‘‰Learn 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...
Instructional Video39:00
Brian McLogan

What you need to know | Functions

12th - Higher Ed
In this video I walk through some of the basic problems that you will want to know and remember BEFORE entering pre-calculus. "Most" pre-calculus classes start with a chapter or section on functions and while this video does not cover...
Instructional Video2:13
Brian McLogan

What is the product property of logarithms

12th - Higher Ed
๐Ÿ‘‰ Learn about solving logarithmic equations. Logarithmic equations are equations involving logarithms. To solve a logarithmic equation, we first use our knowledge of logarithm laws/properties to express the terms in both sides of the...
Instructional Video7:50
Brian McLogan

Simplify rational expression using the rules of exponents

12th - Higher Ed
๐Ÿ‘‰ Learn how to simplify expressions using the quotient rule of exponents. The quotient rule of exponents states that the quotient of powers with a common base is equivalent to the power with the common base and an exponent which is the...
Instructional Video3:16
Brian McLogan

Solving a quadratic by factoring but first setting equal to zero

12th - Higher Ed
๐Ÿ‘‰Learn 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...
Instructional Video6:11
Brian McLogan

Labeling the parts of a quadratic when solving, zeros, factors, equation

12th - Higher Ed
๐Ÿ‘‰Learn 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...
Instructional Video6:23
Brian McLogan

Using the zero product property and factoring a GCF to solve a quadratic

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a quadratic equation by factoring out the GCF. When factoring out the GCF from an equation we will be looking for what the terms have in common. This method is very useful for quadratic equations that does not have...
Instructional Video4:50
Brian McLogan

Condensing and expanding using the product rule of exponents

12th - Higher Ed
๐Ÿ‘‰ Learn how to condense/expand logarithmic expressions. A logarithmic expression is an expression having logarithms in it. To condense logarithmic expressions means to use the logarithm laws to reduce logarithm expressions from the...
Instructional Video4:36
Brian McLogan

Summary for solving a quadratic

12th - Higher Ed
๐Ÿ‘‰Learn 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...
Instructional Video2:39
Brian McLogan

Setting your quadratic equation equal to zero so that you can factor out GCF and solve

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a quadratic equation by factoring out the GCF. When factoring out the GCF from an equation we will be looking for what the terms have in common. This method is very useful for quadratic equations that does not have...
Instructional Video7:22
Brian McLogan

How to Find All Zeros of a Polynomial, Given the Graph Using Synthetic Division

12th - Higher Ed
๐Ÿ‘‰ 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...
Instructional Video1:37
Brian McLogan

Applying the product property and then converting to exponential form to solve

12th - Higher Ed
๐Ÿ‘‰ Learn about solving logarithmic equations. Logarithmic equations are equations involving logarithms. To solve a logarithmic equation, we first use our knowledge of logarithm laws/properties to express the terms in both sides of the...
Instructional Video2:20
Brian McLogan

Condensing a logarithmic expression using power and product property

12th - Higher Ed
๐Ÿ‘‰ Learn how to condense logarithmic expressions. A logarithmic expression is an expression having logarithms in it. To condense logarithmic expressions means to use the logarithm laws to reduce logarithm expressions from the expanded...