Tag Archives: e maths tuition

Interactive Astronomy using 3D Computer Graphics

This is a school project on using 3D Computer Graphics. It explores a phenomenon whereby a sundial can actually go backwards in the tropics! Abstract: Understanding spherical astronomy requires good spatial visualization. Unfortunately, it is very hard to make good … Continue reading

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Tung Soo Hua 董素华 Honours Bachelor of Science degree in Mathematics

Tung Soo Hua (Chinese: 董素华; pinyin: Dǒng Sùhúa, Dong Suhua) is an award-winning television news anchor and current affairs presenter with MediaCorp TV Channel 8 and Channel U. (Wikipedia) Tung won the Best Chinese-language News Presenter award for Star Awards … Continue reading

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What happens if light slows down

This is an essay I wrote many years ago on an introduction to Special Relativity. I repackaged it into a book and it is now available on Lulu.com: Lulu Paperback link There is also an Ebook version: Lulu Ebook link … Continue reading

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Sum of roots and Product of roots of Quadratic Equation

Given a quadratic equation with roots and , we have: How do we prove this? It is actually due to the quadratic formula! Recall that the quadratic formula gives the roots of the quadratic equation as: Now, we can let Hence, … Continue reading

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Math Comic Book

Manga guide to Math series Check out the following interesting comic books explaining Math (Calculus, Linear Algebra, and Statistics) in a fun and enjoyable way. In The Manga Guide to Calculus, you’ll follow along with Noriko as she learns that … Continue reading

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Multiply by 9999 trick

Multiply by 9999 trick Here is a nice trick to multiply a 4 digit number by 9999. For instance, lets try multiplying 1729 by 9999. First, we reduce 1729 by 1. 1729-1=1728 Then, we subtract each of the above digits from … Continue reading

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Alexa Toolbar

The Alexa Toolbar for Internet Explorer Site: http://www.alexa.com/toolbar Features: Alexa Traffic Rank: See how popular a website is. Related Links: Find sites that are similar to the site you are visiting. Wayback: See how a site looked in the past. … Continue reading

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Welcome to the Teach100 community!

Recently, I added the Maths Blog to the Teach100 website. Glad to know that the blog has been approved! “Thank you for submitting Singapore Maths Tuition to the Teach100! Your blog has been approved and is currently ranked at #427 … Continue reading

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