Brian McLogan
Understand where the reciprocal and Quotient Identities come from
👉 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,...
Brian McLogan
Evaluate the six trig functions given cosine ratio using a triangle
👉 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...
Brian McLogan
Using composition of inverses using triangles
👉 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,...
Brian McLogan
Review how to evaluate trig functions when given a triangle
👉 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...
Brian McLogan
Learn how to evalute the six trig functions given a trig ratio
👉 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...
Brian McLogan
Tutorial for evaluating tangent of an angle on the unit circle first quadrant
👉 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...
Brian McLogan
How to use even and odd identities to solve a trig equation with secant
👉 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...
Brian McLogan
How to Find the Angle Given a Trigonometric Equation
👉 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...
Brian McLogan
Evaluate the six trigonometric functions for a value and constraint
👉 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...
Brian McLogan
Pre-Calculus - Use The Double Angle Formula for Tangent to Evaluate for an Angle
👉 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)...
Brian McLogan
Use cofunction identities and trig identities to find the indicated trig functions
👉 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...
Brian McLogan
Master Evaluating using the half angle formulas given an equation and constraint
Master Evaluating using the half angle formulas given an equation and constraint
Curated Video
Finding Angle Measurements using Vertical and Adjacent Angles
Learn how to find angle measurements when parallel lines are cut by a transversal. The concept of vertical angles, adjacent angles, and supplementary angles are introduced and used to find the value of unknown angles. The lesson provides...
Brian McLogan
Use cofunction identities and trig identities to find the indicated trig functions
👉 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...
Brian McLogan
Evaluate the half angle of tangent using a triangle
👉 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...
Brian McLogan
How to evaluate the six trig functions when given a point
👉 Learn all about evaluating trigonometric functions with triangles. In this playlist, we will learn how to evaluate, sine, cosine, tangent, cotangent, secant, and cosecant when given the sides of a triangle. If we have missing sides we...
Brian McLogan
How to Find the Angle Using Cosine when Given Secant
👉 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...
Brian McLogan
Evaluating the composition of Functions using Right Triangles
👉 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,...
Brian McLogan
Evaluating the composition of Functions using Right Triangles
👉 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,...
Curated Video
The Complete Excel Guide: Beginners to Advanced - Working with Ranges
Learn how to work with ranges. This clip is from the chapter "Excel 2019 Beginner: Creating Workbooks" of the series "The Complete Excel Guide: Beginners to Advanced".This section aims to teach you how to create a workbook in Excel.
Brian McLogan
Master given an equation and constraint, evaluate the six trig functions
Master given an equation and constraint, evaluate the six trig functions
Brian McLogan
How to evaluate for cos when given the value of sine with a right triangle
👉 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...
Brian McLogan
Master evaluating the six trig functions when given an equation to draw a triangle
Master evaluating the six trig functions when given an equation to draw a triangle
Brian McLogan
Use your trig identities to find the missing values of a triangle
👉 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...