## Search found 206 matches

Sun May 27, 2018 12:11 pm
Forum: Tertiary Education - A-Levels, Diplomas, Degrees
Topic: Derivation of Mean And Variance of a Binomial Distribution
Replies: 0
Views: 905

### Derivation of Mean And Variance of a Binomial Distribution

Decided to archive this on my main website after I was asked by a student yesterday evening to derive the mean and variance of a binomial distribution: https://www.whitegroupmaths.com/2018/05/understanding-matters-12.html Hope you will find it useful. Peace. Screenshot: https://imgur.com/MXOvo5c.png
Wed Feb 28, 2018 4:44 pm
Forum: Tertiary Education - A-Levels, Diplomas, Degrees
Topic: H2 maths fully worked problems
Replies: 19
Views: 6408

### Re: H2 maths fully worked problems

It is not uncommon students might overlook redundancies arising from computing combinations based on symmetrical group size sorting, so I wrote a detailed explanation of things at my main website: http://www.whitegroupmaths.com/2018/02/random-thoughts-on-most-dreaded.html Hope you will find this use...
Wed Feb 14, 2018 4:59 pm
Forum: Tertiary Education - A-Levels, Diplomas, Degrees
Topic: H2 maths fully worked problems
Replies: 19
Views: 6408

### Re: H2 maths fully worked problems

This problem which deals with complex numbers requires one to be rather nimble with trigonometric manipulation (using in particular the factor formulae together with phase associations between tangent and cotangent functions), as such I have added it to the Extreme Problems page of my supplementary ...
Wed Feb 14, 2018 4:52 pm
Forum: Tertiary Education - A-Levels, Diplomas, Degrees
Topic: H2 maths fully worked problems
Replies: 19
Views: 6408

### Re: H2 maths fully worked problems

Added 3 new worked problems involving Functions on my main website:

http://www.whitegroupmaths.com/2012/01/functions.html (see Q5, 6 and 7)

Hope you will find these useful. Peace.
Wed Dec 27, 2017 8:41 pm
Forum: Recess Time
Topic: Final Look at 2017: School, Science and Education
Replies: 1
Views: 738

### Final Look at 2017: School, Science and Education

Presenting a review of the year 2017 by yours sincerely. Peace.

http://www.whitegroupmaths.com/2017/12/ ... e-and.html
Wed Nov 22, 2017 8:41 pm
Forum: Tertiary Education - A-Levels, Diplomas, Degrees
Topic: Ladders Go Both Ways
Replies: 0
Views: 774

### Ladders Go Both Ways

Kartik Chandra is a student who is passionate about all things Math and writes beautifully over at the Comfortably Numbered blog. Recently I got in touch with him asking if he would be interested to contribute a guest article for my main site. He generously obliged, and subsequently penned this piec...
Tue Oct 17, 2017 8:23 pm
Forum: Tertiary Education - A-Levels, Diplomas, Degrees
Topic: A Level H2 Maths question spotting thoughts for AY 2017
Replies: 0
Views: 1067

### A Level H2 Maths question spotting thoughts for AY 2017

As the A Level examinations draw close once more, I sat down and spent a while compiling a little humble list of what to expect for the upcoming H2 Maths papers: http://www.whitegroupmaths.com/2017/10/a-level-h2-maths-question-spotting.html Hope Singapore A Level H2 Maths candidates will find my rec...
Fri Aug 18, 2017 12:20 pm
Forum: Secondary Schools - Selection
Topic: 2017 Secondary Schools' Open House Dates
Replies: 120
Views: 81766

### Re: 2017 Secondary Schools' Open House Dates

No problem. Peace.
Fri Aug 04, 2017 10:03 pm
Forum: Secondary Schools - Selection
Topic: 2017 Secondary Schools' Open House Dates
Replies: 120
Views: 81766

### Re: 2017 Secondary Schools' Open House Dates

A full list of open house dates (Oct and Nov 2017):

https://www.schoolbag.sg/story/open-hou ... hools-2017

Hope this is useful. Peace.
Wed Jul 26, 2017 7:46 pm
Forum: Tertiary Education - A-Levels, Diplomas, Degrees
Topic: Eigenvectors and eigenvalues (F Maths)
Replies: 1
Views: 1005

### Eigenvectors and eigenvalues (F Maths)

Produced an exposition of the concept of eigenvectors and eigenvalues accompanied with fully worked problems on my main site, hope Further Maths students will find my presentation useful. Peace.

http://www.whitegroupmaths.com/2017/07/ ... alues.html