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Learning Math or Learning to do Math

I’ve always struggled to accept how some students study and kept telling them off for their ways. Yes, I am no PSC scholar or top academic to comment. But seeing all the batches of students [...]

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Tips for the final lap of preparation! #2

So I mentioned that students can consider putting aside 9H weekly to prepare for A-levels. I haven’t really discuss what if you’re a student who is totally lost and don’t know [...]

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Tips for the final lap of preparation! #1

As the prelims exams draw to an end for some schools, and some even collected the grades back. Many students must be disheartened about their grades too. So there are many questions coming in [...]

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Proving a function is symmetrical about y-axis

This problem should not be tough for university Math students after learning the concept of even functions and odd functions. An even function is one that . An example will be An odd function is [...]

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2013 A-level H1 Mathematics (8864) Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. Please kindly comment at the specific questions should you have any questions.

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2013 A-level H1 Mathematics (8864) Question 12 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) (ii) (iii) (iv) (v) KS Comments The tree diagram was not easy definitely.

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2013 A-level H1 Mathematics (8864) Question 10 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Under For to be not rejected at 5% level of significance, then (ii) [...]

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2013 A-level H1 Mathematics (8864) Question 9 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) (ii) From graphing calculator, r-value is close to 1 which suggest a [...]

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2013 A-level H1 Mathematics (8864) Question 8 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Let X denote the number of batteries with lifetime of at least 100 [...]

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2013 A-level H1 Mathematics (8864) Question 6 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Stratified random sampling. Split the population of people into [...]