Instructional Video8:34
Brian McLogan

Master evaluating the six trig functions when given an equation and constraint

12th - Higher Ed
Master evaluating the six trig functions when given an equation and constraint
Instructional Video6:06
Brian McLogan

Master Evaluating the double angle for Sine, Cosine and Tagent, given an equation and constraint

12th - Higher Ed
Master Evaluating the double angle for Sine, Cosine and Tagent, given an equation and constraint
Instructional Video3:39
Brian McLogan

Using tangent to find the missing length of a triangle

12th - Higher Ed
👉 Learn how to find a missing side length of a right triangle. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a...
Instructional Video2:58
Brian McLogan

Verifying an identity by adding fractions

12th - Higher Ed
Verifying an identity by adding fractions
Instructional Video2:26
Brian McLogan

What do I need to know for solving trigonometric equations

12th - Higher Ed
👉 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 Video8:56
TMW Media

Scalers and Vectors: Components of a vector

K - 5th
How do you break a vector down into components? How does cosine and sine help with vectors? Why break vectors into components?<br/>
Scalers and Vectors, Part 3
Instructional Video2:50
Brian McLogan

How to determine the volume of a cone by finding the height first

12th - Higher Ed
👉 Learn how to find the volume and the surface area of a cone. A cone is a 3-dimensional object having a circular base and round surface converging at a single point called its vertex (or apex). The vertical distance from the circular...
Instructional Video7:05
Brian McLogan

Understand where the reciprocal and Quotient Identities come from

12th - Higher Ed
👉 Learn all about the different trigonometric identities and how they can be used to evaluate, verify, simplify and solve trigonometric equations. The identities discussed in this playlist will involve the quotient, reciprocal,...
Instructional Video7:14
Brian McLogan

Understand where the cofunction identities come from

12th - Higher Ed
👉 Learn all about the different trigonometric identities and how they can be used to evaluate, verify, simplify and solve trigonometric equations. The identities discussed in this playlist will involve the quotient, reciprocal,...
Instructional Video7:25
Brian McLogan

How to verify an identity by trying both sides

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the term(s) on the left hand side of the equality sign is equal to the term(s) on the right hand side. To...
Instructional Video6:36
Brian McLogan

Solve trig equation with tangent

12th - Higher Ed
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Instructional Video6:13
Brian McLogan

Finding all of the solutions of a equation with tangent and a triple angle

12th - Higher Ed
👉 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 Video2:38
Brian McLogan

What are the sum and difference formulas for tangent

12th - Higher Ed
👉 Learn all about the different trigonometric identities and how they can be used to evaluate, verify, simplify and solve trigonometric equations. The identities discussed in this playlist will involve the quotient, reciprocal,...
Instructional Video3:46
Brian McLogan

Use cofunction identities and trig identities to find the indicated trig functions

12th - Higher Ed
👉 Learn how to simplify basic trigonometric identities. To simplify basic trigonometric identities, it is usually more useful to convert all trigonometric functions to sine and cosine functions and then simplify. We will also explore the...
Instructional Video5:40
Brian McLogan

How to factor a trinomial trig identity

12th - Higher Ed
👉 Learn how to simplify identities by factoring. Just like in normal algebraic expressions, trigonometric identities can be simplified by factoring out the GCFs from the terms of the identities, then common trigonometric identities like...
Instructional Video4:24
Brian McLogan

Distributing a negative to verify the identity

12th - Higher Ed
👉 Learn how to verify trigonometric identities by expanding the trigonometric expressions. When the given trigonometric expressions involve multiplications with more than one term in parenthesis, we start by expanding the expressions...
Instructional Video1:17
Brian McLogan

Using the half angle formula for tangent to evaluate from a triangle

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 Video3:38
Brian McLogan

Using are pythagorean identites to simplify an expression

12th - Higher Ed
👉 Learn how to simplify identities by factoring. Just like in normal algebraic expressions, trigonometric identities can be simplified by factoring out the GCFs from the terms of the identities, then common trigonometric identities like...
Instructional Video1:47
Brian McLogan

Use cofunction identities and trig identities to find the indicated trig functions

12th - Higher Ed
👉 Learn how to simplify basic trigonometric identities. To simplify basic trigonometric identities, it is usually more useful to convert all trigonometric functions to sine and cosine functions and then simplify. We will also explore the...
Instructional Video1:31
Brian McLogan

Use cofunction identities and trig identities to find the indicated trig functions

12th - Higher Ed
👉 Learn how to simplify basic trigonometric identities. To simplify basic trigonometric identities, it is usually more useful to convert all trigonometric functions to sine and cosine functions and then simplify. We will also explore the...
Instructional Video3:24
Brian McLogan

Pre-Calculus - Evaluating the Double Angle for Tangent Using a Triangle

12th - Higher Ed
👉 Learn how to evaluate the double angle of sine. The value of the sine of double a given angle can be obtained given the value of the sine of the angle. The value of the sine of double a given angle is obtained using the formula sin(2u)...
Instructional Video3:48
Brian McLogan

Learn how to verify a trig identity

12th - Higher Ed
👉 Learn how to verify trigonometric identities involving the addition and subtraction of terms. To do this it is usually useful to convert the addition or subtraction terms in terms of one trigonometric function and then evaluate....
Instructional Video3:07
Brian McLogan

Learn how to add two rational trigonometric expressions

12th - Higher Ed
👉 Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Instructional Video2:22
Brian McLogan

How to verify a trig identity step by step

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. 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 the right hand side. To...