Instructional Video8:38
Curated Video

Negative Exponents

9th - 12th
In this video lesson we will learn how to rewrite expressions with negative exponents. We will understand that a power with a negative exponent can be rewritten using the reciprocal and a positive exponent. We will make connections and...
Instructional Video7:51
Brian McLogan

Graphing the Cosecant Function

12th - Higher Ed
👉 Learn how to graph a cosecant function. To graph a cosecant function, we start with the sine graph by first determining the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the...
Instructional Video2:56
Brian McLogan

How To Find the Angle Given an Equation and Constraint

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Instructional Video2:18
Brian McLogan

Given cosine, evaluate the half angle for sine

12th - Higher Ed
👉 Learn how to evaluate the tangent of a half-angle. When given the value of the tangent of an angle, we can evaluate the tangent of half the angle using the tangent half-angle formula. When the value of any other trigonometric function...
Instructional Video2:46
Brian McLogan

Learn the steps to finding the inverse of the reciprocal function

12th - Higher Ed
👉 Learn how to find the inverse of a rational function. A rational function is a function that has an expression in the numerator and the denominator of the function. The inverse of a function is a function that reverses the "effect" of...
Instructional Video2:49
Brian McLogan

Pc Unit 4 How to subtract two rational trigonometric expressions

12th - Higher Ed
Pc Unit 4 How to subtract two rational trigonometric expressions
Instructional Video19:09
Brian McLogan

4f Example 1 Part 2 ( How to Graph the Secant Function)

12th - Higher Ed
4f Example 1 Part 2 ( How to Graph the Secant Function)
Instructional Video3:02
Brian McLogan

Pre-Calculus - Subtracting two trig rational expression and the simplifying the difference

12th - Higher Ed
In this video playlist you will learn all about Analytic Trigonometry. We will start by simplifying trigonometric expressions using trigonometric identities such as the quotient, reciprocal,Pythagorean Identies as well basic algebraic...
Instructional Video1:18
Brian McLogan

Pre-Calculus - Simplifying a trigonometric expression by using the even and odd identities

12th - Higher Ed
In this video playlist you will learn all about Analytic Trigonometry. We will start by simplifying trigonometric expressions using trigonometric identities such as the quotient, reciprocal,Pythagorean Identies as well basic algebraic...
Instructional Video2:20
Brian McLogan

Step by step learn how to write the inverse of a function and determine if a function or not

12th - Higher Ed
👉 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...
Instructional Video1:54
Brian McLogan

How to write the sum formula of cosine as a single function and angle

12th - Higher Ed
👉 Learn all about sum and difference angle identities. In this video playlist, you will learn how to evaluate, solve, simplify and verify using sum and difference angle identities. We will evaluate using angles not found on the unit...
Instructional Video1:09
Brian McLogan

Finding the Degree Measure When Given the Trig Value

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Instructional Video2:16
Brian McLogan

Pre-Calculus - how to add two trigonometric expressions without finding the LCD

12th - Higher Ed
In this video series I will show you how to simplify trigonometric expressions. We will simplify these expression to either a single trigonometric term or number. To simplify we will use trigonometric identities such as Pythagorean,...
Instructional Video1:30
Brian McLogan

Pre-Calculus - Simply expressions using fundamental identities, cotx . secx

12th - Higher Ed
In this video series I show you how to simplify trigonometric expressions by using identities. Trigonometric identities help us transform expressions so that we can simplify an expression to a singular term. We will apply reciprocal,...
Instructional Video1:30
Brian McLogan

Pre-Calculus - How to simplify a basic trigonometric expression - help me with math - cotθ secθ

12th - Higher Ed
In this video series I will show you how to simplify trigonometric expressions. We will simplify these expression to either a single trigonometric term or number. To simplify we will use trigonometric identities such as Pythagorean,...
Instructional Video2:00
Brian McLogan

Pre-Calculus - How to simplify a rational trigonometric expression cos^2(θ)/cot^2(θ)

12th - Higher Ed
In this video series I will show you how to simplify trigonometric expressions. We will simplify these expression to either a single trigonometric term or number. To simplify we will use trigonometric identities such as Pythagorean,...
Instructional Video1:47
Brian McLogan

Pre-Calculus - Adding two rational trigonometric expressions (cosθ/sinθ)+(sinθ/cosθ)

12th - Higher Ed
In this video series I will show you how to simplify trigonometric expressions. We will simplify these expression to either a single trigonometric term or number. To simplify we will use trigonometric identities such as Pythagorean,...
Instructional Video9:50
Brian McLogan

Master evaluate the six trigonometric functions using the unit circle

12th - Higher Ed
Master evaluate the six trigonometric functions using the unit circle
Instructional Video7:07
Brian McLogan

Using your trig and co function identities to evaluate

12th - Higher Ed
👉 Learn how to evaluate trigonometric functions using trigonometric identities. Trigonometric identities are equalities that involve trigonometric functions. We will focus on the cofunction identities and even-odd identities. The...
Instructional Video3:52
Brian McLogan

How do you Simplify Complex Fractions

12th - Higher Ed
👉 Learn how to simplify a complex fraction. A complex fraction is a fraction with another fraction or fractions in the numerator and/or in the denominator. To simplify a complex fraction is to reduce the fraction in such a way as there...
Instructional Video5:11
Brian McLogan

Verifying a trigonometric Identities

12th - Higher Ed
👉 Learn how to verify rational trigonometric identities involving the addition and subtraction of terms. To verify trigonometric expression means to verify that the term on the left-hand side of the equality sign is equal to the term on...
Instructional Video1:05
Brian McLogan

Dividing two fractions by multiplying by a reciprocal

12th - Higher Ed
👉 Learn how to divide fractions. To divide two fractions, we multiply the first fraction by the reciprocal of the second fraction. (The reciprocal of a fraction is swapping the positions of the numerator and the denominator). It is...
Instructional Video4:58
Curated Video

Fraction Division Using Reciprocals and Multiplication

K - 5th
In this video, students learn how to solve fraction division problems by using reciprocals and the inverse operation of multiplication. The teacher explains the concept of reciprocals and demonstrates how to correctly invert the divisor...
Instructional Video3:16
Brian McLogan

How to find and graph the inverse of a linear function

12th - Higher Ed
👉 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...