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Archives

Tag Archives for: "Permutations and Combinations"
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Removal of CLT topics (again) 2021
0
By KS Teng
In JC Mathematics
Posted July 28, 2021

Removal of CLT topics (again) 2021

For students wondering the impact of removal of CLT. This picture should explain. 🙂 Below is a compiled list of topics removed for other subjects. H2 Mathematics: Correlation & Regression H2 [...]

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AY2021 June Revision J1 Revision Paper 1 Solutions
0
By KS Teng
In JC Mathematics
Posted May 20, 2021

AY2021 June Revision J1 Revision Paper 1 Solutions

1. (a) 1. (b) is parallel to , where is a scalar. 2. Using partial fractions, we find that Using method of differences (DIY), we have that 3. differs from by less than 1 Plot the graph of and in [...]

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AY2021 June Revision P&C Solutions
0
By KS Teng
In JC Mathematics
Posted May 20, 2021

AY2021 June Revision P&C Solutions

1. The two empty seats have to be considered as two identical objects, hence ways. 2. 3. or 4. 5. (a) 5. (b) ; 6. (i) or 6. (ii) 6. (iii) Case 1: 4 distinct letters. Case 2: Exactly 3 distinct [...]

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Thinking Math@TheCulture #3
0
By KS Teng
In JC Mathematics, Mathematics
Posted May 18, 2017

Thinking [email protected] #3

[email protected] is a series of questions that we, as tutors feel that are useful in helping students think and improve their understanding. Thinking [email protected] is curated by KS. More of [...]

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1
By KS Teng
In JC Mathematics
Posted March 28, 2016

2015 A-level H2 Mathematics (9740) Paper 2 Question 11 Suggested Solutions

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Number of ways ways (ii) Number of ways ways (iii) Number of ways [...]

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