Instructional Video15:40
Brian McLogan

36 Identities simplified using the product and quotient | Skills Practice Worksheet

12th - Higher Ed
In this video I will work on how to simplify trigonometric identities using the quotient identity, reciprocal identity, as well as how to multiply and divide. We will then simplify our expression to one single trigonometric function or...
Instructional Video2:21
Brian McLogan

How to multiply two binomials with trigonometric functions to simplify an expression

12th - Higher Ed
๐Ÿ‘‰ Learn how to simplify trigonometric expressions by factoring, expansion, and re-grouping. To simplify a trigonometric identity means to reduce the identity to the simplest form it can take which may be a number or a simple...
Instructional Video2:20
Brian McLogan

Evaluate the half angle for tangent

12th - Higher Ed
๐Ÿ‘‰ Learn how to evaluate the Sine of an angle using the half-angle formula. The half-angle formula for Sine is helpful when you need to determine the exact value of function given an angle but cannot use a calculator or the angle is not...
Instructional Video2:08
Brian McLogan

Solve trig equations with cotangent and sine

12th - Higher Ed
๐Ÿ‘‰ 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 Video4:00
Brian McLogan

How to find all of the solutions of an equation with secant

12th - Higher Ed
๐Ÿ‘‰ 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 Video2:31
Brian McLogan

Exam Review Determine which function is undefined

12th - Higher Ed
Exam Review Determine which function is undefined
Instructional Video2:08
Brian McLogan

Algebra 2 - Simplifying Trigonometric expressions, sinฮธ . secฮธ

12th - Higher Ed
In this video series you will learn how all about Rational Expressions. We will start by simplifying rational expressions using the rules of exponents and then transition into simplifying rational expressions by factoring. When...
Instructional Video6:20
Brian McLogan

Learn How to Graph Cotangent

12th - Higher Ed
๐Ÿ‘‰ 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...
Instructional Video2:32
Brian McLogan

Steps to composition of trig functions with x

12th - Higher Ed
๐Ÿ‘‰ 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 Video3:48
Brian McLogan

How to evaluate for the composition of the tangent and cosine

12th - Higher Ed
๐Ÿ‘‰ 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 Video4:39
Brian McLogan

Sum and Difference Formulas Evaluate

12th - Higher Ed
Sum and Difference Formulas Evaluate
Instructional Video3:07
Brian McLogan

How to find the ratio of csc, sec and cot for 30 degrees

12th - Higher Ed
๐Ÿ‘‰ Learn how to evaluate the six trigonometric functions given a right triangle. A right triangle is a triangle with 90 degrees as one of its angles. A right triangle is made up of two legs, which formed the sides of the 90 degrees angle...
Instructional Video2:27
Brian McLogan

How to find the angle given the inverse of tangent

12th - Higher Ed
๐Ÿ‘‰ 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 Video2:57
Brian McLogan

How to evaluate for cos when given the value of sine with a right triangle

12th - Higher Ed
๐Ÿ‘‰ Learn how to evaluate the six trigonometric functions given some constraints. When given the value of one trigonometric function, we can use a right triangle with one of its legs on the x-axis and the other leg, perpendicular to the...
Instructional Video2:22
Brian McLogan

Find the Values of Theta in Degrees and Radians in First Quadrant

12th - Higher Ed
๐Ÿ‘‰ 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 Video4:23
Brian McLogan

Using coterminal angles to evaluate for sine

12th - Higher Ed
๐Ÿ‘‰ 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 Video2:49
Brian McLogan

Identify the Reflections, Period and Domain of the Cotangent Function

12th - Higher Ed
๐Ÿ‘‰ 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...
Instructional Video2:51
Brian McLogan

How to Find All of the Transformations for the Graph of Sine

12th - Higher Ed
๐Ÿ‘‰ Learn how to graph a sine function. To graph a sine function, we first determine the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from the...
Instructional Video1:00
Brian McLogan

Evaluating the cotangent function using the first quadrant of the unit circle

12th - Higher Ed
๐Ÿ‘‰ 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 Video2:15
Brian McLogan

Evaluate Sine given an angle where the terminal side is on the y axis

12th - Higher Ed
๐Ÿ‘‰ 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 Video3:15
Brian McLogan

Verifying a trigonometric identity by multiplying by the reciprocal

12th - Higher Ed
๐Ÿ‘‰ 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 Video4:12
Brian McLogan

How to simplify an expression to verify the identity

12th - Higher Ed
๐Ÿ‘‰ 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 Video5:44
Brian McLogan

Learn how to write all of the solutions to a trigonometric equation

12th - Higher Ed
๐Ÿ‘‰ 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 Video2:01
Brian McLogan

Verifying an identify by expanding an expression

12th - Higher Ed
๐Ÿ‘‰ 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...