Instructional Video17:04
Brian McLogan

Master Evaluating Sine and Cosine using Sum and Difference formulas

12th - Higher Ed
Master Evaluating Sine and Cosine using Sum and Difference formulas
Instructional Video10:49
Brian McLogan

Master evaluating the six trig functions, given a triangle with a missing side

12th - Higher Ed
Master evaluating the six trig functions, given a triangle with a missing side
Instructional Video9:34
Brian McLogan

Master composing inverse trig functions using right triangles

12th - Higher Ed
Master composing inverse trig functions using right triangles
Instructional Video13:21
Brian McLogan

4g Example 3 (Composition of Inverse Trig with right Triangles)

12th - Higher Ed
4g Example 3 (Composition of Inverse Trig with right Triangles)
Instructional Video2:10
Brian McLogan

What are the quotient identities

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 Video17:52
Brian McLogan

Master Solving for all of the solutions for trigonometric equations using inverse operations

12th - Higher Ed
Master Solving for all of the solutions for trigonometric equations using inverse operations
Instructional Video9:30
Brian McLogan

Master Learn how to find the direction of a vector

12th - Higher Ed
Master Learn how to find the direction of a vector
Instructional Video3:46
Brian McLogan

Sketch a triangle given a trig angle then determine remaining trig functions of angle

12th - Higher Ed
👉 Learn how to evaluate the six trigonometric functions given the value of one of the trigonometric functions. When given the value of one of the trigonometric functions of an angle, we can evaluate the values of the other trigonometric...
Instructional Video2:43
Brian McLogan

Evaluate the tangent inverse without a calculator

12th - Higher Ed
Evaluate the tangent inverse without a calculator
Instructional Video1:41
Brian McLogan

Finding the Degree Measure of an Angle 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 Video1:08
Brian McLogan

Sketch the Radians in Standard Position

12th - Higher Ed
👉 Learn how to sketch angles in terms of pi. An angle is the figure formed by two rays sharing the same endpoint. Angle is measured in radians or in degrees. One complete revolution about a point is equivalent to 2pi radians and 360...
Instructional Video2:16
Brian McLogan

Rewriting a number in DMS form to decimal form

12th - Higher Ed
👉 Learn how to convert angles from DMS forms to decimal forms. DMS means Degree, Minutes, and Seconds. Minutes is represented by a single apostrophe (') while seconds is represented with double apostrophe ("). 60 seconds = 1 minute and...
Instructional Video1:38
Brian McLogan

Learn how to evaluate and graph for the tangent of an angle

12th - Higher Ed
👉 Learn how to evaluate trigonometric functions of a given angle. Given an angle greater than 2pi in radians, to evaluate the trigonometric functions of the given angle, we first determine the smallest positive coterminal angle of the...
Instructional Video3:52
Brian McLogan

How to use trig identities and cofunction to evaluate trig functions

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 Video1:59
Brian McLogan

How to use the unit circle to evaluate for cotangent when undefined

12th - Higher Ed
👉 Learn how to evaluate trigonometric functions of a given angle. Given an angle greater than 2pi in radians, to evaluate the trigonometric functions of the given angle, we first determine the smallest positive coterminal angle of the...
Instructional Video3:38
Brian McLogan

Finding the complement and supplement for 2 radians

12th - Higher Ed
👉 Learn how to find the complement and the supplement of a given angle. Two angles are said to be complementary if they add up to 90 degrees (pi/2 in radians) and are said to be supplementary if they add up to 180 degrees (pi in...
Instructional Video2:26
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 Video11:32
Brian McLogan

How to determine all of the solutions between 0 and 2pi for tangent of a triple angle

12th - Higher Ed
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric equations, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Instructional Video6:55
Brian McLogan

How to use the subtraction of two angles

12th - Higher Ed
👉 Learn how to evaluate the tangent of an angle in degrees using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...
Instructional Video6:30
Brian McLogan

Solving for all the solutions with sine using inverse operations

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 Video8:40
Brian McLogan

How to find all the solutions to a trigonometric equation

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 Video4:55
Brian McLogan

Learn how to find all the solutions to a trigonometric equation

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 Video2:41
Brian McLogan

Solve the trigonometric equation with triple angle

12th - Higher Ed
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric equations, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Instructional Video4:59
Brian McLogan

Solving a trigonometric equation by taking the square root of both sides

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...