04-16-2005, 08:27 PM
Obi2Kenobi,Apr 16 2005, 02:04 PM Wrote:I'm not seeing how you get one. Just substitute any number in for d and x (aside from 0). If d=4 and x=3, for example, then you get
(4/4*3*(3^2))/2*3
(1*3*(9))/2*3
27/2*3
81/2
40.5=(3^4)/2
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Have you had calculus? If you haven't, d/dx is a calculus symbol for the derivative of something in terms of x. The d's and the x aren't an extras variables. d/dx x^2 means take the derivative of x squared.
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The gloves come off, I'm playing hardball. It's fourth and 15 and you're looking at a full-court press. (Frank Drebin in The Naked Gun)
Some people in forums do the next best thing to listening to themselves talk, writing and reading what they write (source, my brother)