Tag Archives: math

The Human Calculator – A Magical Mathmatical Discovery

Poindexter Scuttlebottom has discovered a magical board of numbers that all equal 85 if added horizontally, vertically, diagonally, and many more!! Must see to believe Duration : 0:6:30

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Proof – The Square Root of 2 is Irrational

A classic proof by contradiction that the square root of 2 is an irrational number. We assume that the square root of 2 equals a rational number p/q in lowest terms, and deduce a contradiction. Duration : 0:7:17

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Chi-Square Test of Homogenity Example (Calculator)

Learn how to perform the test of homogenity using the calculator with this helpful example. Duration : 0:3:26

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Square One TV: But Who’s Counting?

Game show sketch where the object is to come up with the largest possible sum from five randomly selected digits. Once you put your number on the board, you can’t move it! Duration : 0:5:39

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Chi-Square Test of Independence Example (Calculator)

Learn how to perform the chi-square test of independence on the calculator using this example. Duration : 0:3:39

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Lake High School Solar Death Ray

Lake High School students under the guidance of Matt Westfall glue 14,000 square inches of mirror on a satellite dish and calculate it’s focal point using math. They use algebra to create equations and use reflective properties to cook hot … Continue reading

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Edward Tarte–Math–Square Numbers

When you finish watching this, I invite you to watch the special FOLLOW-UP video. Duration : 0:9:55

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Math Help : How to Solve Square Root Equations

When solving square root equations, make sure that the square root is definitely by itself, and make sure that the number on the other side is a positive number. Find out how to cancel out a square root with help … Continue reading

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MrWeaver.net – Instructional Video: Estimating Square Roots (w/out calc.)

This video is for students of Mr. Nathan Weaver at Williamsport Area High School in Williamsport, PA. The video is for Algebra 1 students who need extra help with the concept of estimating square roots to the nearest tenth without … Continue reading

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The Human Calculator with numbers 4 and 9

The Human Calculator is back with 2 new numbrs to show off his amazing skills. Requested by criz4217. Sorry it took so long to put on youtube. Duration : 0:5:15

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