Instructional Video3:11
Brian McLogan

Determine the supplement and complement of 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 Video55:11
Brian McLogan

Simplify Trigonometric Expressions | Analytic Trig | Pre-Calculus

12th - Higher Ed
In this video I will show you how simplify a trigonometric expression by applying trigonometric identities and algebraic operations. We will discover the quotient, reciprocal, even odd, co-function and Pythagorean identities. We will...
Instructional Video9:32
Brian McLogan

Master how to find two coterminal angles 1 positive 1 negative

12th - Higher Ed
Master how to find two coterminal angles 1 positive 1 negative
Instructional Video7:55
Brian McLogan

Coterminial and supplementary and complimentary angle in radians described

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 Video1:06
Brian McLogan

How to find the reference angle of a negative radian

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 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 Video3:24
Brian McLogan

Find the reference angle and sketch both angles in standard position

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 Video5:23
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 Video2:36
Brian McLogan

Learn how to evaluate for the secant of a negative angle using the unit circle

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 Video1:46
Brian McLogan

Rewriting an angle in decimal from degree 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 Video3:01
Brian McLogan

How to use even and odd identities to solve a trig equation with secant

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 Video16:26
Brian McLogan

4g Example 2 (Evaluate the Composition of Inverse Trig Functions)

12th - Higher Ed
4g Example 2 (Evaluate the Composition of Inverse Trig Functions)
Instructional Video1:15
Brian McLogan

Learning to sketch a negative angle in radians

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 Video1:28
Brian McLogan

How to graph negative angles in radians

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 Video4:52
Brian McLogan

Learn step by step to verify the identity

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...
Instructional Video7:33
Brian McLogan

Finding coterminal angles using the unit circle

12th - Higher Ed
👉 Learn how to determine co-terminal angles given one angle. An angle is a figure formed by two rays that have a common endpoint. The two rays are called the sides of the angle while the common endpoint is called the vertex of the angle....
Instructional Video2:03
Brian McLogan

How to evaluate the composition of tangent inverse and cotangent

12th - Higher Ed
👉 Learn how to evaluate an expression with the composition of a function and a function inverse. Just like every other mathematical operation, when given a composition of a trigonometric function and an inverse trigonometric function,...
Instructional Video1:37
Brian McLogan

How to sketch a negative angle in degrees

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 Video2:14
Brian McLogan

Using period as an aide to evaluate for cosine

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 Video1:35
Brian McLogan

Graphing a Negative Angle in Terms of PI 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 Video1:22
Brian McLogan

Graph a negative angle in degrees in standard form

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 Video2:12
Brian McLogan

Divide two trig functions using simple identities

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 Video1:40
Brian McLogan

Learning to determine two co terminal angles from a negative angle

12th - Higher Ed
👉 Learn the basics of co-terminal angles. An angle is a figure formed by two rays that have a common endpoint. The two rays are called the sides of the angle while the common endpoint is called the vertex of the angle. We measure angles...
Instructional Video3:06
Brian McLogan

Master evaluating trigonometric function using even odd identities

12th - Higher Ed
Master evaluating trigonometric function using even odd identities