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#2 Re: Help Me ! » Integration » 2007-06-06 02:15:43

OH.. Thanks a lot. I wrote it as

instead of
. Careless mistake...

#3 Re: Help Me ! » Integration » 2007-06-05 19:10:07

For

i got
. For
i got
. The answer provided is
. Can anyone check my answer. Thanks

#4 Help Me ! » Integration » 2007-06-05 13:24:10

ruihan106
Replies: 10

Given the function

where a is a constant,
. Let
be the region bounded by
, x-axis and y-axis. Let
be the volume obtained when
is rotated by
about the y-axis. Given that
find a.

#5 Exercises » Vectors » 2007-06-04 02:27:37

ruihan106
Replies: 1

How do you prove that a point is equidistant from 2 planes?
The point is (0,0,6) and the 2 planes are 2x+y+2z = 4 and -7x-4y+4z = 0

#6 Re: Help Me ! » I need tips... » 2007-06-02 19:00:14

Hey Devante, it will be great if you can post the JMC test paper.

#8 Help Me ! » Australian Mathematics Competition » 2007-05-30 23:46:52

ruihan106
Replies: 5

Hi everyone. Does anyone of u here take the Australian Maths Comeptition (AMC)? I am in need of some senior papers ot practice for the upcoming AMC. If anyone have some senior papers, can upload to this forum? I am really in need of senior papers cos this is the last year that i m able to  take part in the competition. Thanks. smile

#9 Re: Help Me ! » I need tips... » 2007-05-30 14:10:02

The papers are all intermediate levels. Do you have any senior papers?

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