Thursday 31 July 2008

An interesting mail

Subject: Further Maths Question . REALLY HOPE u REPLY ASAP.TQ

It was around 3pm. I knew this wasn't a regular email, and I quickly clicked on it. It was about a question in the Nov/Dec 2006 Paper 1, Further Mathematics. Here's the question:

Derive the Taylor series for e
x expanded at x = 0 and show that
2 < e <3.
[6 marks]
(6 marks would mean 10-11 minutes of work.) And here's my solution:

Any questions?

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