Instructional Video2:03
Brian McLogan

How to solve a quadratic equation by using the square root method with irrational solutions

12th - Higher Ed
πŸ‘‰Learn how to solve quadratic equations using the square root method. It is important to understand that not all quadratics have to be solved using factoring or quadratic formula. When we only have one variable but it is squared we can...
Instructional Video5:20
Brian McLogan

Master Writing the direct variation equation of a line through a given point

12th - Higher Ed
Master Writing the direct variation equation of a line through a given point
Instructional Video4:16
Brian McLogan

Given the first four terms of an arithmetic sequence find the rule

12th - Higher Ed
πŸ‘‰ Learn how to write the explicit formula for the nth term of an arithmetic sequence. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. An arithmetic...
Instructional Video4:22
Brian McLogan

How does the amplitude affect your sine and cosine graphs

12th - Higher Ed
πŸ‘‰ Learn the basics to graphing sine and cosine functions. The sine graph is a sinusiodal graph with x-intercepts at x = 2n*pi, maximun value of 1 at x = pi/2 + 2n*pi and minimum value of -1 at x = -pi/2 + 2n*pi. The cosine graph is a...
Instructional Video4:03
Brian McLogan

Dividing two polynomials using synthetic division

12th - Higher Ed
πŸ‘‰ Learn about dividing by synthetic division when the divisor is a fraction. Synthetic division is a method of dividing polynomials by linear expressions. To divide using synthetic division, we equate the divisor to 0 and then solve for...
Instructional Video3:48
Brian McLogan

Dividing two simple rational expressions by factoring

12th - Higher Ed
Learn how to divide rational expressions. A rational expression is an expression in the form of a fraction, usually having variable(s) in the denominator. Recall that to divide by a fraction, we multiply by the reciprocal of the...
Instructional Video3:47
Catalyst University

Crystal Lattice Structures: Density Calculation 3

Higher Ed
Crystal Lattice Structures: Density Calculation 3
Instructional Video4:32
Brian McLogan

Dividing two polynomials using synthetic division

12th - Higher Ed
πŸ‘‰ Learn about dividing by synthetic division when the divisor is a fraction. Synthetic division is a method of dividing polynomials by linear expressions. To divide using synthetic division, we equate the divisor to 0 and then solve for...
Instructional Video3:22
Brian McLogan

Graphing a linear equation in standard form using the intercept method

12th - Higher Ed
πŸ‘‰ Learn how to graph linear equations written in standard form. When given a linear equation in standard form, to graph the equation, we first rewrite the linear equation in slope intercept form, (i.e. in the form y = mx + c, where m is...
Instructional Video3:43
Brian McLogan

Learn how to use the power to product and power to quotient rule with multiple exponents

12th - Higher Ed
πŸ‘‰ Learn how to simplify expressions using the power rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual terms in the expression and the...
Instructional Video3:22
Brian McLogan

How to graph an exponential function by using a table

12th - Higher Ed
πŸ‘‰ Learn how to graph exponential functions. An exponential function is a function that increases rapidly as the value of x increases. To graph an exponential function, it is usually very useful to make the table of values of the...
Instructional Video4:44
Curated Video

Dividing Fractions by Fractions

K - 5th
In this video, students learn how to divide fractions by fractions by thinking about equal sized groups. The teacher explains the concept using visual representations and examples. Students are also reminded to check their answers using...
Instructional Video3:36
Curated Video

Representing Fractions Greater than One on a Number Line

K - 5th
In this video, the teacher explains how to represent fractions greater than one using a number line. They demonstrate different ways to show fractions, such as using area models and sets. The teacher also emphasizes the importance of...
Instructional Video2:39
Brian McLogan

Compose a linear function into a square root function

12th - Higher Ed
Compose a linear function into a square root function
Instructional Video3:26
NASA

NASA's Most Scientifically Complex Space Observatory Requires Precision

3rd - 11th
The James Webb Space Telescope is one the most ambitious, and technically complex missions NASA has ever set its focus on. Building an infrared observatory of this magnitude, power and complexity has never been attempted...
Instructional Video2:57
Brian McLogan

Solving a one step equation with the reciprocal

12th - Higher Ed
πŸ‘‰ Learn how to solve one step linear equations. By one step we mean equations that take one step to solve. The one step is the inverse operation needed to isolate the variable such as addition, subtraction, division and multiplication...
Instructional Video3:03
Brian McLogan

Solve by factoring when a perfect square

12th - Higher Ed
πŸ‘‰Learn how to solve a quadratic equation by factoring a perfect square trinomial. A perfect square trinomial quadratic equation is of the form y = x^2 +2cx + c^2, where c is a perfet square. There are couple of ways we can solve a...
Instructional Video4:31
Brian McLogan

Given two terms find the rule of the arithmetic sequence

12th - Higher Ed
πŸ‘‰ Learn how to write the explicit formula for the nth term of an arithmetic sequence. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. An arithmetic...
Instructional Video2:34
Brian McLogan

How to Determine the Amplitude and Period of a Graph

12th - Higher Ed
πŸ‘‰ Learn how to graph a cosine function. To graph a cosine function, we first determine the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from...
Instructional Video5:15
Brian McLogan

Solve and write the linear factorization using the sum of two cubes

12th - Higher Ed
πŸ‘‰ Learn how to find the zeroes of a polynomial equation/expression involving the sum/difference of two cubes. Given a polynomial having the sum of two cubes, the polynomial can be factored as follows: a^3 + b^3 = (a + b)(a^2 - ab + b^2)....
Instructional Video5:10
Curated Video

Generating Equivalent Fractions Using The Number Line

K - 12th
Generate equivalent fractions using the number line and equations.
Instructional Video10:45
Brian McLogan

Learning the basics to how to graph the sine function and its points

12th - Higher Ed
πŸ‘‰ Learn the basics to graphing sine and cosine functions. The sine graph is a sinusiodal graph with x-intercepts at x = 2n*pi, maximun value of 1 at x = pi/2 + 2n*pi and minimum value of -1 at x = -pi/2 + 2n*pi. The cosine graph is a...
Instructional Video5:26
Brian McLogan

Learn how to divide two rational monomials

12th - Higher Ed
πŸ‘‰ Learn how to simplify expressions by dividing its terms. Remember that dividing a fraction is the same as multiplying by the reciprocal. When multiplying expressions, each individual term of the expression is multiplied to its like...
Instructional Video2:43
Brian McLogan

How to find the inverse of a linear equation domain and range

12th - Higher Ed
πŸ‘‰ 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...