2010 A-level H2 Mathematics (9740) Paper 1 Question 2 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) (ii) Since the first two terms are equal, Third term KS Comments: [...]

Why we need to be close to zero?

Many students have asked me why it is important to for to be close to zero for the Maclaurin’s expansion to be a good approximation. So here, I plot it in the 4 curves: which is our actual [...]

Finding the coefficient of terms

This problem seem to bug many students, especially J1s who are doing Maclaurin’s series now. Many of the students are not sure how to find the coefficient of . They wonder how to [...]

2011 A-level H2 Mathematics (9740) Paper 1 Question 4 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) (ii) (a) When (b) Using the Graphing Calculator, The approximation [...]

2012 A-level H2 Mathematics (9740) Paper 1 Question 4 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Using Sine Rule, (ii) For is small. KS Comments: The first part [...]

2013 A-level H2 Mathematics (9740) Paper 2 Question 3 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) (ii) Using the series in MF15, Third non-zero term KS Comments: [...]

2014 A-level H2 Mathematics (9740) Paper 1 Question 8 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) (ii) (iii) Note that When Therefore, Personal Comments: Some [...]