Things you might want to know for conjecture

1. $2n$ is always even while $2n \pm 1$ is always odd.

2. $n!$ 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. $2^n$ series, 2, 4, 8, 16, 32, 64, …

5. $3^n$ series, 3, 9, 27, 81, 243, …

6 $\frac{n(n+1)}{2}$ Triangular Numbers, 1, 3, 6, 10, …

About

KS Teng

KS has been teaching H2/H1 Mathematics and IB mathematics for the more than 10 years. Having taught students from all various Junior Colleges, KS adapts to students' abilities and help them better understand the topics. As someone who loves to teach mathematics and sees it as a truly useful tool in life, KS seeks to enable students to appreciate math. Therefore, his tuition mission is to motivate and cultivate students to be independent and confident thinkers.

Comments

pingbacks / trackbacks

Post- 2015 H2 Mathematics Paper 1 Thoughts | The Culture
[…] into the GC, how to show increasing/ decreasing sequence. For conjecture, students may find this post helpful. How it can be hard, you can’t do your favourite MI if you can’t even do a […]
November 9th, 2015 06:25 PM

Cart

Things you might want to know for conjecture

Leave a Comment
Cancel reply

Things you might want to know for conjecture

Leave a Comment Cancel reply

Leave a Comment
Cancel reply