Brian McLogan
Find the vertex of a polynomial
👉 Learn about the parts of a parabola. A parabola is the shape of the graph of a quadratic equation. A regular palabola is the parabola that is facing either up or down while an irregular parabola faces left or right. A quadratic...
Let's Tute
Microsoft Excel Tutorial: From Basics to Advanced Level
This video tutorial provides an introduction to Microsoft Excel, highlighting its unique features and benefits for businesses and professionals. It covers basic and advanced functions, formatting options, data analysis through pivot...
Curated Video
Interpreting Input and Output Values of Functions in Context
In this video, the teacher explains how to interpret input and output values in the context of functions. Using real-world examples like distance traveled and circumference of a circle, the teacher demonstrates how to determine the...
Why U
Algebra 76 - Completing the Square - part 2
In the previous lecture we showed how any quadratic equation can be solved by "completing the square". We also showed geometrically that any general form quadratic expression "x-squared + bx + c" where c has a value of "(b/2) squared" is...
Brian McLogan
Promo solving a quadratic using the quadratic formula
👉 Learn all about the quadratic formula. The quadratic formula is a formula which can be used to find the roots of (solve) a quadratic equation. The quadratic formula is given by x = (-b +/- sqrt(b^2 - 4ac)) / 2a, where a is the...
Brian McLogan
Find the slope given two points using the slope formula
👉 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...
Curated Video
Probability: Exhaustive, Mutually Exclusive, and Independent Events
The video is a lecture about probability and how to define and calculate probabilities for different types of events. The presenter defines and explains exhaustive, mutually exclusive, and independent events, and demonstrates with...
Curated Video
Modeling Equations for Continuous Compounding and Solving for Time
In this video, the teacher explains how to solve for time in a continuously compounding function by modeling an equation. They demonstrate how to calculate the amount of money you would have to make if you compounded quarterly, monthly,...
Visual Learning Systems
Perimeter and Area: What Is Perimeter?
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...
FuseSchool
Area of Triangle 1/2absinC c
If we don't have the vertical height of a triangle, then we can find the area of the triangle using 1/2absinC. In this video we are going to discover where this formula comes from. The formula is based on area = 1/2 base X height and...
Brian McLogan
Determine if a sequence is geometric or not
👉 Learn how to determine if a sequence is arithmetic, geometric, or neither. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. There are many types of...
Brian McLogan
How to use the half angle formula for tangent tan75
👉 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...
Brian McLogan
Evaluate using the half angle formula for Tangent
👉 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...
Brian McLogan
Finding the component form and magnitude of a vector
Learn how to write a vector in component form given two points and also how to determine the magnitude of a vector given in component form. Given two point vectors with one representing the initial point and the other representing the...
Cerebellum
Advanced Spanish: Subjunctive Verbs
Learn about the subjunctive - how to form it, how to use it, and how to make it obey your every command; emotions, wishes and doubts. This is part 2 in the series: 'Advanced Spanish: Subjunctive and Formal Commands'.
Brian McLogan
Learn how to determine if a sequence is an example of an arithmetic sequence or not
👉 Learn how to determine if a sequence is arithmetic, geometric, or neither. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. There are many types of...
Brian McLogan
How to sketch the graph of a parabola in standard form
Learn how to graph a parabola in standard form when the vertex is not at the origin. We will learn how to graph parabola's with horizontal and vertical openings. In addition to graphing you will also learn how to identify the important...
Brian McLogan
Find the equation of an ellipse give foci and end points of major axis
Learn how to write the equation of an ellipse from its properties. The equation of an ellipse comprises of three major properties of the ellipse: the major radius (a), the minor radius (b) and the center (h, k). The ellipse is vertical...
Brian McLogan
Using the half angle of sine to evaluate an angle
👉 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...
Brian McLogan
Finding the exact value for sine of 15 degrees using the half angle formula
👉 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...
Brian McLogan
Evaluate the half angle formula for cosine
👉 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...
Brian McLogan
Pre-Calculus - How to solve using the addition formula of two angles for cosine cos(160)
👉 Learn how to evaluate the cosine of an angle in radians using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...
Brian McLogan
How to solve a quadratic using the quadratic formula
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...