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 Ask a Mathematical Physicist

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Michael_Light
post Dec 14 2013, 06:48 PM

Casual
***
Junior Member
473 posts

Joined: Dec 2010
From: Kuala Lumpur


Hi! I have a question under partial derivatives, hope you can provide some clue. smile.gif

user posted image

I have no problem with part (a), but I face great difficulty with part (b) despite the hint provided by the suggested answer. I have no idea how to find user posted image.

Can you shed some light on part (b)? Thank you. rclxms.gif
Michael_Light
post Apr 19 2014, 02:08 PM

Casual
***
Junior Member
473 posts

Joined: Dec 2010
From: Kuala Lumpur


QUOTE(maximR @ Apr 18 2014, 03:08 PM)
» Click to show Spoiler - click again to hide... «


notworthy.gif Thank you so much for sharing this. Do you know how can I purchase the hard copy version of this book?

Also, I'm stuck with this question:

user posted image

icon_question.gif
*
With my limited knowledge on counting, my answer for these questions are

a) 8828820

b) 31

c) 256

d) 13

Can you check the answer for me? biggrin.gif

QUOTE(pw8799 @ Apr 19 2014, 11:15 AM)
can i change the above expression to the below expression? why?
*
No.

 

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