Instructional Video5:27
Brian McLogan

Find the distance and bearing | Trigonometric Word Problem

12th - Higher Ed
Find the distance and bearing | Trigonometric Word Problem
Instructional Video3:57
Brian McLogan

What is the period of tangent and cotangent

12th - Higher Ed
👉 Learn the basics of graphing a tangent and a cotangent function. To plot the tangent and the cotangent graph we choose a set of points and form a table of values with which we plot the points on the x-y coordinate axis to obtain the...
Instructional Video4:04
Brian McLogan

What is the Domain Range and Vertical Asymptote of Cosecant

12th - Higher Ed
👉 Learn the basics of graphing the secant and the cosecant graphs. Recall that the secant is the reciprocal of the cosine while the cosecant is the reciprocal of the sine. Also recall that the cosine graph is a sinusoidal graph with...
Instructional Video4:16
Brian McLogan

Using cofunction identities and identity functions to find the values

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 Video2:41
Brian McLogan

Using co function identities find the value of theta

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 Video1:29
Brian McLogan

Use cofunction identities and trig identities to find the indicated 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 Video4:10
Brian McLogan

How to evaluate for secant of a negative angle using period as an aide

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 Video5:23
Brian McLogan

Evaluate for sine cosine and tangent using reference angles

12th - Higher Ed
👉 Learn how to find the reference angle of a given angle. The reference angle is the acute angle formed by the terminal side of an angle and the x-axis. To find the reference angle, we determine the quadrant on which the given angle lies...
Instructional Video5:27
Brian McLogan

Verify trig identities with multiple identities

12th - Higher Ed
👉 Learn how to verify Pythagoras trigonometric identities. A Pythagoras trigonometric identity is a trigonometric identity of the form sin^2 (x) + cos^2 (x) or any of its derivations. To verify trigonometric expression means to verify...
Instructional Video4:17
Brian McLogan

How to evaluate the difference of two angles for tangent

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 Video5:31
Brian McLogan

Solving a multiple angel trigonometric equation between 0,2pi

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 Video2:58
Brian McLogan

Multiply and verify the trigonometric 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 Video2:20
Brian McLogan

Learn how to verify a trigonometric identity by distributive property

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 Video1:20
Brian McLogan

How to write the expression as a single trigonometric function

12th - Higher Ed
👉 Learn how to write a given sum or difference of two angles formula expression as a single sum/difference of angles trigonometric function. To do this, we first identify the trigonometric function for which its sum/difference formula is...
Instructional Video2:25
Brian McLogan

How To Evaluate for the Double Angle of Tangent

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 Video1:35
Brian McLogan

How to apply cofunction and even odd identities to divide two trig functions

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the terms on the left-hand side of the equality sign is equal to the terms on the right-hand side. To...
Instructional Video1:20
Brian McLogan

Evaluate a given an expression as the sum or difference

12th - Higher Ed
👉 Learn how to write a given sum or difference of two angles formula expression as a single sum/difference of angles trigonometric function. To do this, we first identify the trigonometric function for which its sum/difference formula is...
Instructional Video5:51
Brian McLogan

Master Evaluating the double angle for Sine, Cosine and Tangent, given an angle and constraint ex 3

12th - Higher Ed
Master Evaluating the double angle for Sine, Cosine and Tangent, given an angle and constraint ex 3
Instructional Video8:14
Brian McLogan

Simplify 20 Basic Trigonometric Identities | Analytic Trigonometry | Skills Practice Worksheet

12th - Higher Ed
Simplify 20 Basic Trigonometric Identities | Analytic Trigonometry | Skills Practice Worksheet
Instructional Video4:34
Brian McLogan

What are i and j in terms of vectors

12th - Higher Ed
in this video series I will show you how to find the angle of a vector when given in component form or as a linear combination. To understand the direction of a vector it is important to go back to the unit circle and determine how we...
Instructional Video0:57
Brian McLogan

Write the sum and difference formula as a single trigonometric function

12th - Higher Ed
👉 Learn how to write a given sum or difference of two angles formula expression as a single sum/difference of angles trigonometric function. To do this, we first identify the trigonometric function for which its sum/difference formula is...
Instructional Video1:18
Brian McLogan

Math tutorial for converting an angle from radians to degrees

12th - Higher Ed
👉 Learn how to convert angles from radians to degrees. Recall that pi radians is equivalent to 180 degrees. Thus, when given an angle in radians, to convert the angle to degrees we multiply the given angle radians by the ratio 180/pi.
Instructional Video4:24
Brian McLogan

How to identify the transformations of tangent

12th - Higher Ed
How to identify the transformations of tangent
Instructional Video4:38
Brian McLogan

Graphing the Tangent Function with a Reflection and Change in Period

12th - Higher Ed
👉 Learn how to graph a cotangent function. To graph a cotangent function, we first determine the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from the parent function), the vertical shift...