Instructional Video3:49
Brian McLogan

What is the definition of the inverse Tangent function

12th - Higher Ed
👉 Learn how to evaluate inverse trigonometric functions. The inverse trigonometric functions are used to obtain theta, the angle which yielded the trigonometric function value. It is usually helpful to use the calculator to calculate the...
Instructional Video4:20
Brian McLogan

Learn how to solve a simple trig equation

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 Video5:03
Brian McLogan

Master how to determine if a graph is a function or not

12th - Higher Ed
Master how to determine if a graph is a function or not
Instructional Video4:30
Brian McLogan

What is the slope formula and where does it come from

12th - Higher Ed
👉 Learn all about the slope of a line. The slope of a line is the steepness of the line. The horizontal line has a zero slope while the vertical line has an undefined slope. To determine the slope of a line, we need to know the...
Instructional Video15:49
KnowMo

Perpendicular Lines

3rd - Higher Ed
Perpendicular Lines
Instructional Video1:11
Brian McLogan

Identify the slope between two points using the slope formula

12th - Higher Ed
👉 Learn how to find the slope between two points. The slope of a line is the steepness of the line. The horizontal line has a zero slope while the vertical line has an undefined slope. To determine the slope of a line passing through two...
Instructional Video25:44
Brian McLogan

Define Function, Function Notation, Domain and Range

12th - Higher Ed
Define Function, Function Notation, Domain and Range
Instructional Video4:28
Brian McLogan

Find the slope of a line given graph

12th - Higher Ed
👉 Learn how to find the rate of change from graph. The rate of change is the rate at which y-values are changing with respect to the change in x-values. To determine the rate of change from a graph, a right triangle is drawn on the graph...
Instructional Video2:44
Brian McLogan

What is the parent function of a linear graph

12th - Higher Ed
👉 Learn about graphing linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. i.e. linear equations has no exponents on their variables. The graph of a linear equation is a straight line. To...
Instructional Video16:54
Brian McLogan

Where do the basic trigonometric identities come from

12th - Higher Ed
👉 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,...
Instructional Video1:08
Curated OER

What is the Y-Coordinate?

5th - 8th
How are ordered pairs, coordinate points, and graphing related to each other. What is the importance of the y-coordinate? Does it matter what order you write an ordered pair in? Yes! The y-coordinate is always written second. Always! And...
Instructional Video0:01
Curated OER

What is the X-Coordinate?

5th - 8th
How are ordered pairs, coordinate points, and graphing related to each other? What is the importance of the x-coordinate? Does it matter what order you write an ordered pair in? Yes! The x-coordinate is always written first. Always! And...
Instructional Video3:01
Curated OER

What Is the Distance Formula?

8th - 11th
Find the distance between two points on a coordinate plane. How is that done? Let's take a look at the distance formula. What's the distance formula? Well, it's a form of the Pythagorean Theorem. How? Watch the instructor diagram and...
Instructional Video1:12
Curated OER

How Do You Use a Scatter Plot to Find a Line of Fit?

8th - 10th
What is a line-of-fit? Given a data set, plot the ordered pairs on a graph. It looks like a scatter plot. Now estimate, and draw a line that best fits what the data represents. That is your line-of-fit.
Instructional Video1:49
Curated OER

How Do You Use a Scatter Plot to Find a Line of Fit?

6th - 12th
What is a line-of-fit? Given a data set, plot the ordered pairs on a graph. It looks like a scatter plot. Now estimate, and draw a line that best fits what the data represents. That is your line-of-fit.
Instructional Video
Loyola University Chicago

Math Flix: Tranformations Coordinate Plane 2 Flip, Slide

6th - 8th Standards
This QuickTime movie provides an opportunity to look at what graphing a transformation looks line on the coordinate plane. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this...
Instructional Video
Sophia Learning

Sophia: Finding the Domain of a Root Equation: Lesson 4

9th - 10th
This lesson demonstrates how to find the domain of an equation that has a root. It is 4 of 8 in the series titled "Finding the Domain of a Root Equation."
Instructional Video
Sophia Learning

Sophia: Finding the Domain of a Root Equation: Lesson 1

9th - 10th
This lesson demonstrates how to find the domain of an equation that has a root. It is 1 of 8 in the series titled "Finding the Domain of a Root Equation."
Instructional Video
Sophia Learning

Sophia: Finding the Range of an Exponential Equation: Lesson 2

9th - 10th
In this lesson, the procedure for determining the range of an equation with a variable in the exponent is shown. It is 2 of 8 in the series titled "Finding the Range of an Exponential Equation."
Instructional Video
Sophia Learning

Sophia: Finding the Range of an Exponential Equation: Lesson 4

9th - 10th
In this lesson, the procedure for determining the range of an equation with a variable in the exponent is shown. It is 4 of 8 in the series titled "Finding the Range of an Exponential Equation." Includes short quiz. [2:40]
Instructional Video
Sophia Learning

Sophia: Finding the Range of an Exponential Equation: Lesson 5

9th - 10th
In this lesson, the procedure for determining the range of an equation with a variable in the exponent is shown. It is 5 of 8 in the series titled "Finding the Range of an Exponential Equation."
Instructional Video
Sophia Learning

Sophia: Finding the Range of an Exponential Equation: Lesson 7

9th - 10th
In this lesson, the procedure for determining the range of an equation with a variable in the exponent is shown. It is 7 of 8 in the series titled "Finding the Range of an Exponential Equation."
Instructional Video
Sophia Learning

Sophia: Finding the Range of an Exponential Equation: Lesson 1

9th - 10th
In this lesson, the procedure for determining the range of an equation with a variable in the exponent is shown. It is 1 of 8 in the series titled "Finding the Range of an Exponential Equation."
Instructional Video
Sophia Learning

Sophia: Finding the Domain of a Root Equation: Lesson 3

9th - 10th
This lesson demonstrates how to find the domain of an equation that has a root. It is 3 of 8 in the series titled "Finding the Domain of a Root Equation."