Tag Archives: mathematics
Squaring a 3 digit number with 0 as middle digit swiftly
This video shows a simple and extremely fast method to square 3 digit numbers with 0 as a middle digit. Once this method is understood it should not take more than 3 seconds to square any 3 digit number with … Continue reading
Algebra 2 – Complex Numbers – part 1 of 3
Now… YAY MATH would like to introduce to you the imaginary number ” i ” ! Check out how we simplify expressions involving the square roots of negative numbers. YAY MATH! Visit www.yaymath.org Videos copyright (c) Yay Math Duration : … Continue reading
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
MathFoundations50: Algebra and number patterns
One important use of letters in algebra is to describe patterns in a quantitative and general way. We look at the `sequences’ of square numbers and triangular numbers, and derive formulas for the nth terms. A table of differences shed … Continue reading
Edward Tarte–Math–Square Numbers
When you finish watching this, I invite you to watch the special FOLLOW-UP video. Duration : 0:9:55
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
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
Factoring a difference of squares
How to factor using the pattern of a “difference of squares”. This video is the 5h out of 16 in the Factoring series. The other three series are “Solving Equations”, “Word Problems” and “Graphing”. Duration : 0:2:37
Inside Your Calculator by Dr. Gerald R. Rising
Dr. Gerald R. Rising, Distinguished Teaching Professor Emeritus, SUNY University at Buffalo, discusses calculating the square root by Newton’s Method in his new book, Inside Your Calculator. Dr. Rising was invited guest lecturer in the Department of Mathematical Sciences, SUNY … Continue reading
The Language of Science 6/6 (Science and Islam – Episode 1 of 3)
(Episode 1) Physicist Jim Al-Khalili travels through Syria, Iran, Tunisia and Spain to tell the story of the great leap in scientific knowledge that took place in the Islamic world between the 8th and 14th centuries. Its legacy is tangible, … Continue reading