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CTK Exchange
alexb
Charter Member
1805 posts |
Mar-07-06, 10:21 PM (EST) |
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1. "RE: Functions of more than two varaibles"
In response to message #0
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>Suppose that f(x,y,z) = 2x^3 +2y^2 + z
>Compute
>f(x+h, y+k, z+t) - f(x,y,z)
>The answer is 6x^2h + 6xh^2 + 2h^3 + 4yk + 2k^2 + t
>I just dont know how they got it. Just tell what is this expression, f(x+h, y+k, z+t).
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mpdlc
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Mar-08-06, 07:25 AM (EST) |
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2. "RE: Functions of more than two varaibles"
In response to message #0
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I suggest you have a look in your Calculus book about the approximation value of a function in the vecinity of a certain point using TAYLOR Formula. |
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