### Lumos Video Store

## This page provides a list of educational videos related to . You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to .

# Sequences - Examples showing convergence or divergence

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By PatrickJMT

This video offers some great examples showing convergence or divergence of sequences.

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# Function inverse example 1 | Functions and their graphs | Algebra II | Khan Academy

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By Khan Academy

Function Inverse Example 1

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# Graph Functions and Relations

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By MathPlanetVideos

This video from MathPlanet provides an overview of algebraic concepts related to graphing functions and relations.

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# Polynomial... or NOT?! Recognizing Polynomials, the degree and some Terminology

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By PatrickJMT

The instructor explains how to recognize polynomials. The definition of a polynomial is given with a step by step approach to deciding whether or not a given expression is a polynomial. The instructor uses a pad and paper for demonstration.

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# Example: Graphing a quadratic

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By Khan Academy

YouTube presents Quadratic Functions 1, an educational video resource on social science.

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# Identifying Rational Zeros

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By ProfKeester

This video will explain how to use the Rational Zeros Theorem to find the zeros of a polynomial.

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# Graphing Absolute Value Functions Pt III

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By charlie Lindelof

YouTube presents Graphing Absolute Value Functions Pt III, an educational video resource on mathematics.

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# Finding Trigonometric Functions of Any Angle

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By Michael Lipp

Finding Trigonometric Functions of Any Angle

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# Chord Properties/Pendicular Bisector

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By mathwithmrbarnes

This video from Math with Mr. Barnes describes the basic properties of Chords in a circle, and also provides an introduction to the perpendicular bisector.

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# Triangle medians and centroids (2D proof) | Geometry | Khan Academy

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By Khan Academy

Showing that the centroid is 2/3 of the way along a median. All Khan Academy content is available for free at www.khanacademy.org

**In this video**

# Conic sections: Hyperbolas 2 | Conic sections | Algebra II | Khan Academy

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By Khan Academy

This video lecture series on Algebra from Khan Academy includes Linear Equations, Solving Inequalities, Slope and Y-intercept, Equation of a Line, Averages, Integer sums, Taking Percentages, Systems of Equations, Ratios, Multiplying Expressions, Solving a quadratic by factoring, Imaginary Numbers, Complex Numbers, Quadratic Equations, Quadratic Inequalities, Functions, Conic sections, Circles, Ellipses, Hyperbolas.

**In this video**

# 9.5 The Distance Formula (Lesson and Practice)

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By AutenMath

A lesson on the distance formula

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# Heron's Formula, Example 1

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By PatrickJMT

Heron's Formula, Example 1. Here I use Heron's Formula to find the area of a triangle.

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# Trigonometric Functions To Find Unknown Sides of Right Triangles, Ex 1

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By PatrickJMT

Trigonometric Functions To Find Unknown Sides of Right Triangles, Ex 1. In this video, I use information about the length of the hypotenuse of a right triangle as well as a trig value to find the area of the triangle.

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# Trigonometry - sine ratio example

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By Mr Jamieson Maths

In this video made with 'Explain Everything' an applied example of how to use the sine ratio is shown.

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# How to? - Trigonometry Cosine Ratio

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By skoolm8

Shows you how to use the Cosine Ratio to find and unknown side of a right angle triangle.

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# Weights and Measures Part II

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By Southwest Center for Microsystems Education

This YouTube video, created by Southwest Center for Microsystems Education (SCME), is the second in a series of three videos created to educate viewers about weights and measures in the context of nanofabrication. This segment, which is 17:08 minutes long, covers the seven core units of measurement in the SI universal system . Viewers can learn more about this topic on the SCME website.

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# Pronoun Lesson for High School -Time4Writing.com

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By Time4Writing

This video reviews many different kinds of pronouns. It lists all the personal pronouns and many examples of other types.

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# Pronoun-Antecdent Agreement

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By EnglishI PLC

This instructional video presents pronoun-antecedent agreement. It offers a good review of this topic for high school students

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# Can you find the English grammar mistakes?

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By Espresso English

This video reviews common errors in the usage of Standard English. It addresses such grammatical issues as non-count nouns, phrasal verbs, and comparative modifiers

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