Brian McLogan
Graphing an Angle with Multiple Revolutions
👉 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...
Brian McLogan
Comparing the graphs of the six trigonometric functions
👉 Learn the basics of graphing trigonometric functions. The graphs of trigonometric functions are cyclical graphs which repeats itself for every period. To graph the parent graph of a trigonometric function, we first identify the...
msvgo
Properties of Inverse Trigonometric Functions
It states and proves different properties of inverse trigonometric functions. Further, it demonstrates applications of properties through examples.
Brian McLogan
Graphing Cosine with a Reflection, Change in Amplitude, Period and Phase Shift
👉 Learn how to graph a cosine function. To graph a cosine 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...
Brian McLogan
What are the definitions of trigonometric functions on the unit circle
👉 Learn about the trigonometric functions using the unit circle. The trigonometric function of an angle is the value of the trigonometric functions of sine, cosine, tangent, cosecant, secant and cotangent of that angle. To use the unit...
Brian McLogan
Right triangle trigonometry evaluate trig functions of 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
What you need to know | Trigonometry
In this video we will cover the key topics you will need to know before starting our chapter on Trigonometry in Pre-calculus. We will start by working through the Pythagorean Theorem and then working through the trigonometric identities...
Professor Dave Explains
Inverse Trigonometric Functions
An explanation of inverse trigonometric functions.
Professor Dave Explains
Hyperbolic Functions: Definitions, Identities, Derivatives, and Inverses
An introduction to hyperbolic functions.
Brian McLogan
Learn how to use special trig limits to evaluate
👉 Learn how to evaluate the limit of a function involving trigonometric expressions. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time....
Brian McLogan
Evaluate the special trigonometric limit with sine
👉 Learn how to evaluate the limit of a function involving trigonometric expressions. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time....
Professor Dave Explains
Trigonometric Functions: Sine, Cosine, Tangent, Cosecant, Secant, and Cotangent
Defining the trigonometric functions.
Let's Tute
Trigonometry Basics Trigonometric Ratios - Soh Cah Toa Trigonometry
This session explains about basics of Trigonometry, properties of right angle triangle, trigonometric ratios
Professor Dave Explains
Scalars, Vectors, and Vector Operations
What are all these funny little arrows? They're vectors! And we will use them to represent every single force we discuss in physics, so we need to know how to draw them, add them, subtract them, split them up into X and Y components, the...
Flipped Math
Calculus AB/BC - Derivatives of tan(x), cot(x), sec(x), and csc(x)
Continue to differentiate the rest of the trigonometric functions. Pupils see the derivatives of the other four trigonometric functions and begin to memorize the rules. Learners see examples that show that the calculus portion of a...
Khan Academy
Inverse Trig Functions: Arccos, Trigonometry
Sal follows a format similar to the last two in the third video on inverse trigonometric functions. He finds the value for the arccos (-1/2) and shows the restricted domain of the arccos function. He also finds the value for cos(arccos...
Khan Academy
Inverse Trig Functions: Arctan, Trigonometry
Continuing with inverse trigonometric functions, Sal finds the value for tan^-1-1. He also shows the restricted domain of the arctan function.
Khan Academy
Inverse Trig Functions: Arcsin, Trigonometry
Sal defines the concept of inverse trigonometric functions and completes two examples of arcsin. Specifically, he finds the values of the arcsin (sqrt 2/2) and arcsin (sqrt 3/2). He also discusses the restricted domain of the arcsin...
Krista King Math
Linearization of a Function at a Point
Sometimes the only important thing about function is how it behaves around a single point. Pupils learn about the linearization of a function at a point by watching a video. They see an example of the topic using a trigonometric function.
Flipped Math
Amplitude and Midline
Roll through two graphs. Learners see how the points from the unit circle allow easy construction of the graphs for sine and cosine using an instructional video. They discover how to find the amplitude and midline both from the graphs...
Flipped Math
Modeling with Trig Functions
Find out what to do with Ferris wheels that keep going up and down. Individuals learn how to determine the frequency of a trigonometric function. Pupils use their knowledge of trigonometric functions to model periodic motions like Ferris...
Flipped Math
Period
Stretch out the curve to expand mathematical knowledge. Pupils learn the definition of period and find out how to determine it both from the graph and the equation of the function. Learners use the new skill in graphing periodic...
Flipped Math
Unit Circle and Radians
Measure angles is easy as pi. Pupils review special right triangles to find exact values for trigonometric functions. Scholars learn about radians and how they connect to measurements in degrees. They find exact and approximate values of...