### 2015 A-level H2 Mathematics (9740) Paper 2 Question 4 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (a) Let P(n) be the statement When n=1, LHS RHS Since LHS = RHS, P(1) is [...]

### Things you might want to know for conjecture

1. is always even while is always odd. 2. series, 1, 2, 6, 24, 120, 720, … Be comfortable withholding and subtracting 1 from it too, for example 2, 3, 7, 25, 121, 721. 3. APGP Series. 4. [...]

### 2011 A-level H2 Mathematics (9740) Paper 1 Question 6 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) (ii) (iii) Let P(n) be the statement When , Assume P(k) is true for [...]

### 2012 A-level H2 Mathematics (9740) Paper 1 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) As (iii) Let P(n) be the statement “” for When . Thus, P(1) is [...]

### 2013 A-level H2 Mathematics (9740) Paper 1 Question 9 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Let P(n) be the preposition When , P(1) is true. Assume the P(k) is [...]

### 2014 A-level H2 Mathematics (9740) Paper 1 Question 6 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (a) (i) Let P(n) be the preposition, for When and Since , P(1) is true. [...]