Instructional Video5:19
Brian McLogan

Algebra 2 - Rationalizing the denominator with imaginary numbers and using conjugate, (3-4i)/(2-2i)

12th - Higher Ed
In this video playlist you will learn everything you need to know with complex and imaginary numbers (3 - 4i)/(2 - 2i)
Instructional Video1:46
Curated Video

KS2 Primary Maths Age 13-17 - Fractions, Decimals and Percentages: Adding and Subtracting Fractions - Explained

3rd - 5th
SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps. This video looks at...
Instructional Video2:05
Brian McLogan

How to write the domain of a function when the radical is in the denominator

12th - Higher Ed
👉 Learn how to find the domain of rational functions with a radical denominator. 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...
Instructional Video5:00
Brian McLogan

Sum and Difference Formula Evaluate Right Triangles

12th - Higher Ed
Sum and Difference Formula Evaluate Right Triangles
Instructional Video5:24
Brian McLogan

Evaluate the six trigonometric functions given a right triangle

12th - Higher Ed
Evaluate the six trigonometric functions given a right triangle
Instructional Video4:45
Brian McLogan

Adding and Subtracting Fractions from numbers to polynomials

12th - Higher Ed
Adding and Subtracting Fractions from numbers to polynomials
Instructional Video2:33
Brian McLogan

How to remember the points on the unit circle

12th - Higher Ed
👉 Learn about the points on the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle...
Instructional Video5:26
Brian McLogan

Given a point on the unit circle evaluate the six trig functions

12th - Higher Ed
👉 Learn how to evaluate the six trigonometric functions of a given angle. When given an angle we locate the angle on the unit circle. Then using the coordinate of the terminal side of the angle on the unit circle and the definitions of...
Instructional Video2:30
Brian McLogan

Find the coordinate point of the given angle

12th - Higher Ed
👉 Learn how to find the point on the unit circle given the angle of the point. A unit circle is a circle whose radius is 1. Given an angle in radians, to find the coordinate of points on the unit circle made by the given angle with the...
Instructional Video10:29
Brian McLogan

Evaluate sine cos and tan for a given point on your unit circle

12th - Higher Ed
👉 Learn how to evaluate the six trigonometric functions of a given angle. When given an angle we locate the angle on the unit circle. Then using the coordinate of the terminal side of the angle on the unit circle and the definitions of...
Instructional Video4:34
Brian McLogan

Adding two rational expressions by determine the LCD and adding like terms

12th - Higher Ed
Learn how to add and/or subtract rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. When adding or subtracting rational...
Instructional Video6:48
Brian McLogan

My Favorite TIPS with FRACTIONS

12th - Higher Ed
Yes we have a love hate relationship with fraction but it doesn't have to always be that way. In this video I am going to cover some of the best ways I like to address working with fractions.
Instructional Video8:35
Brian McLogan

Learn how to graph a rational function when the function intercepts horizontal asymptote

12th - Higher Ed
👉 Learn how to graph a rational function. To graph a rational function, we first find the vertical and horizontal or slant asymptotes and the x and y-intercepts. After finding the asymptotes and the intercepts, we graph the values and...
Instructional Video2:44
Brian McLogan

Learn how to rationalize the denominator of a cube root

12th - Higher Ed
👉 Learn how to divide a number by the cube root of a non-perfect cube. To divide a number by the cube root of a non-perfect cube, we rationalize the rational number by multiplying both the numerator and the denominator by the cube root...
Instructional Video4:55
Brian McLogan

Combining rational expression with unlike denominators

12th - Higher Ed
Learn how to add/subtract rational expressions with trinomials in the denominator. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator...
Instructional Video12:19
Brian McLogan

Master Verifying an identity using the double angle formulas

12th - Higher Ed
Master Verifying an identity using the double angle formulas