Instructional Video4:08
Curated Video

Rewriting Rational Expressions to Find Missing Dimensions

K - 5th
In this video, the teacher explains how to find missing dimensions in area or volume problems by rewriting rational expressions. The lesson covers factoring and long division techniques to simplify expressions and determine the width,...
Instructional Video4:55
Curated Video

Finding X-Intercepts of Quadratic Functions by Factoring

K - 5th
In this video, the teacher explains how to find the x-intercepts of a quadratic function by factoring. They clarify the difference between y-intercepts and x-intercepts and demonstrate how to use the zero product property to find the...
Instructional Video3:37
Brian McLogan

How to find the domain of a rational function - domain and range

12th - Higher Ed
πŸ‘‰ 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 Video10:08
Brian McLogan

Solving a trigonometric equation with half angle formulas

12th - Higher Ed
πŸ‘‰ Learn how to solve equations using half-angle identities. To do this we will replace every trig function with half angles using the identity. Then we will simplify and solve trigonometric functions. To find the values we will use the...
Instructional Video5:25
Brian McLogan

Find the derivative using the product rule trinomial by binomial

12th - Higher Ed
πŸ‘‰ Learn how to find the derivative of a function using the product rule. 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 Video3:40
Brian McLogan

Given three real zeros, learn how to write the equation of a polynomial

12th - Higher Ed
πŸ‘‰ Learn how to write the equation of a polynomial when given rational 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 Video5:11
Brian McLogan

How to Use the Double Angle Formula to Solve for the Values of X

12th - Higher Ed
πŸ‘‰ Learn how to use the double angle identities to solve trigonometric equations. When we have equations with a double angle we will apply the identities to create an equation that can help solve by inverse operations or factoring. We...
Instructional Video1:49
Brian McLogan

Given a list of three zeros find the factors of the polynomial

12th - Higher Ed
πŸ‘‰ Learn how to write the equation of a polynomial when given rational 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 Video5:16
Brian McLogan

Given a list of zeros, learn how to write the equation of a polynomial

12th - Higher Ed
πŸ‘‰ Learn how to write the equation of a polynomial when given rational 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 Video2:52
Brian McLogan

Left hand Limit of a rational function at a hole

12th - Higher Ed
πŸ‘‰ Learn all about the Limit. In this playlist, we will explore how to evaluate the limit of an equation, piecewise function, table and graph. We will explore continuity as well as discontinuities such as holes, asymptotes and jumps and...
Instructional Video5:35
Brian McLogan

Find the vertex and x intercepts of a quadratic

12th - Higher Ed
πŸ‘‰ Learn how to identify the vertex of a parabola by completing the square. A parabola is the shape of the graph of a quadratic equation. A quadratic equation can be written in the standard form (i.e. in the form y = ax^2 + bx + c) or it...
Instructional Video6:15
Brian McLogan

How to classify polynomials

12th - Higher Ed
πŸ‘‰ Learn how to classify polynomials. A polynomial is an expression of the sums/differences of two or more terms having different interger exponents of the same variable. A polynomial can be classified in two ways: by the number of terms...
Instructional Video5:01
Curated Video

Finding the Minimum Value of a Quadratic Function by Completing the Square

K - 5th
This video explores the process to find a minimum value in a quadratic function by completing the square. We use two examples and highlight common mistakes to avoid. By rewriting the function in a different form, the minimum value...
Instructional Video2:42
Brian McLogan

Quadratic Equations | Solve by factoring | Free Math Videos

12th - Higher Ed
Quadratic Equations | Solve by factoring | Free Math Videos
Instructional Video6:26
Brian McLogan

Using binomial expansion to expand a binomial to the fourth degree

12th - Higher Ed
πŸ‘‰ Learn how to expand a binomial using binomial expansion. A binomial expression is an algebraic expression with two terms. When a binomial expression is raised to a positive integer exponent, we usually use the binomial expansion...
Instructional Video4:32
Brian McLogan

What is the zero product property

12th - Higher Ed
πŸ‘‰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 Video3:49
Brian McLogan

Factor a trinomial using ac method when you have a coefficient for quadratic term

12th - Higher Ed
πŸ‘‰Learn 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...
Instructional Video3:47
Brian McLogan

When a is Greater Than One Factor the Polynomial

12th - Higher Ed
πŸ‘‰Learn 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...
Instructional Video4:39
Brian McLogan

What is the leading coefficient of a polynomial & degree

12th - Higher Ed
πŸ‘‰ Learn how to find the degree and the leading coefficient of a polynomial expression. The degree of a polynomial expression is the the highest power (exponent) of the individual terms that make up the polynomial. For terms with more...
Instructional Video3:47
Brian McLogan

Solving a quadratic equation by factoring

12th - Higher Ed
πŸ‘‰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 Video2:45
Brian McLogan

Multiply a Binomial by a Trinomial Using Distributive Property - Math Tutorial

12th - Higher Ed
πŸ‘‰ Learn how to multiply polynomials. To multiply polynomials, we use the distributive property. The distributive property is essential for multiplying polynomials. The distributive property is the use of each term of one of the...
Instructional Video8:04
Brian McLogan

Using the quadratic formula to solve an equation

12th - Higher Ed
πŸ‘‰ Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Instructional Video2:46
Brian McLogan

Learn how to classify a polynomial based on the number of monomials

12th - Higher Ed
πŸ‘‰ Learn how to classify polynomials. A polynomial is an expression of the sums/differences of two or more terms having different interger exponents of the same variable. A polynomial can be classified in two ways: by the number of terms...
Instructional Video4:02
Brian McLogan

How to Use the Distributive Property with a Trinomial

12th - Higher Ed
πŸ‘‰ Learn how to multiply polynomials. We apply the distributive property to polynomials by multiplying a monomial to every term in a polynomial. When multiplying monomials it is important that we multiply the coefficients and apply the...