Integral Approximation Calculator
By Dave Pagurek
f(x) =
From
to
Divide into
rectangles
Method:
Formula editor info:
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Addition (x+y)
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Subtraction (x-y)
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Multiplication (x*y or (x)(y))
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Division (x/y)
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Exponents (x^y or x^(1/y) for roots)
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The following functions: sin, cos, tan, asin, acos, atan, abs, log, ln, sqrt
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Single variable evaluation (include "x" in the expression string)