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Virtually Passed
Springs don't include force due to gravity proof
Ever wonder why the force due to gravity doesn't show up on the final equation of motion? It's NOT because we neglect the mass of the block, it's because of the static deflection term.
Brian McLogan
What are Congruent Shapes - Congruent Triangles
π Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
Brian McLogan
Steps to determine if a polynomial function is even or odd
π Learn how to determine if a function is even or odd. A function is even if the graph of the function is symmetrical about the y-axis, or a function is even if f(x) = f(-x). A function is odd if the graph of the function is symmetrical...
Learn German with Herr Antrim
What are moods? - German Grammar Jargon - German Learning Tips #31 - Deutsch lernen
What is a mood? What is a grammatical mood? What is a German grammatical mood? How many moods are there? How do you use them? When do you use them? How do you form them? I answer all that and more in this video....
Brian McLogan
Graphing and describing a vertical transformation
π Learn how to identify transformations of functions. Transformation of a function involves alterations to the graph of the parent function. The transformations can be dilations, translations (shifts), reflection, stretches, shrinks,...
Brian McLogan
Given the vertex and directrix, learn to write the standard form of a parabola
Learn how to write the equation of a parabola given the vertex and the directrix. A parabola is the shape of the graph of a quadratic equation. A parabola can open up or down (if x is squared) or open left or right (if y is squared)....
Brian McLogan
Using the half angle of sine to evaluate an angle
π 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)
π 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 do we determine the relationships of a 45 45 90 triangle
π Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...
Brian McLogan
How to find the measure of an angle using inscribed angles
Learn how to solve problems with arcs of a circle. An arc is a curve made by two points on the circumference of a circle. The measure of an arc corresponds to the central angle made by the two radii from the center of the circle to the...
Brian McLogan
How to convert scientific notation in real numbers
π Learn how to convert numbers from scientific notations. Scientific notation is a convenient way of writing very large or very small numbers. A number written in scientific notation is of the form a * 10^n where a is the first non-zero...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Cosine Rule - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...
Infognostica
The Science of Yoga (Part 3 - Addiction)
Dreamy Flashback Kevin MacLeod (incompetech.com)<br/>
Licensed under Creative Commons: By Attri<a href='http://creativecommons.org/licenses/by/3.0/' target='_blank' rel='nofollow'>License</a>3.0 License
Licensed under Creative Commons: By Attri<a href='http://creativecommons.org/licenses/by/3.0/' target='_blank' rel='nofollow'>License</a>3.0 License
Brian McLogan
Finding the solutions to a trigonometric equation
π Learn how to solve trigonometric equations by factoring out the GCF. When solving trigonometric equations involving the multiples of the same trigonometric function. It is very useful to collect similar trigonometric functions together...
Brian McLogan
Write a point in rectangular form from polar form
Learn how to convert points between rectangular and polar. Rectangular points measure the horizontal and vertical distance away from the origin whereas polar coordinates measure the direct distance and angle in standard position from the...
Brian McLogan
How to reflect a point over the y axis
π Learn how to reflect points and a figure over a line of symmetry. Sometimes the line of symmetry will be a random line or it can be represented by the x or y-axis. Either way when reflecting a point and or figure over the line of...
Brian McLogan
Converting scientific notation
π Learn how to convert numbers from scientific notations. Scientific notation is a convenient way of writing very large or very small numbers. A number written in scientific notation is of the form a * 10^n where a is the first non-zero...
Flipping Physics
The Drop and Upward Throw of a Ball are Very Similar
Previously we determined the motion graphs for dropping a ball from 2.0 meters and throwing a ball up to 2.0 meters and catching it again. In this video I show that the reverse of the drop coupled with the drop itself is the same thing...
Tarver Academy
Evaluating Expressions
In This Episode, Tyler Teaches Us About Evaluating Expressions
Brian McLogan
Determining the sine of the sum of two angles
π Learn how to evaluate the sine 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 Solve a System of Equations Using Elimination
πLearn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Brian McLogan
Writing the perpendicular equation of a line
π Learn how to write the equation of a line that is perpendicular to a given line. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various...
Brian McLogan
Determine a line perpendicular to to another through a given point using point slope form
π Learn how to write the equation of a line that is perpendicular to a given line. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various...