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Cultivating Champions, Moulding Success
  • About
    • Our Philosophy
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  • Articles
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      • JC General Paper
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      • JC Mathematics
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      • JC Physics
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      • JC Chemistry
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  • Testimonials
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    • A-level H2 Mathematics (9758) Suggested Solutions (2017 – 2021)
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Archives

Tag Archives for: "Formula"
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Modal value & Expected value
0
By KS Teng
In JC Mathematics
Posted May 17, 2018

Modal value & Expected value

Let us look at the difference between modal value and expected value. We shall start by saying they are different, albeit close. Modal value refers to the mode, that is, the value that has the [...]

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0
By KS Teng
In JC Mathematics
Posted July 23, 2015

Leibniz’s Formula for π

Here is some sharing over a very fascinating constant . We know this is (up to 3 sig. fig. accuracy) or even (up to 7 sig. fig. accuracy). One of my favourite way of deriving this never-ending [...]

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0
By KS Teng
In JC Mathematics
Posted July 12, 2015

An easier way to remember Trigonometry Identities

I’m one who really hates memorizing formulas, be in as a student or tutor. So I shall share how I remember the three very useful trigonometry identities. I’ll start with the one which [...]

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4
By KS Teng
In JC Mathematics
Posted July 7, 2015

How to derive the sum to product formula

We shall look at an easy method of remembering or knowing how to derive the sum to product formula. As you see below is the product to sum formula: We first let , and thus have, The first formula [...]

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