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- February 22nd 2006, 12:49 PMfrozenflamesCalculus Help
- February 22nd 2006, 09:03 PMCaptainBlackQuote:

Originally Posted by**frozenflames**

but your data don't have a fixed tabulation interval so we need an alternate

definition of the trapezoidal approximation, which is:

,

which in this case is:

RonL