The curve is ,
and
.
Length of the curve: .
Here and
.
.
Differentiate on each side with respect to .
Simpsons rule:
Let be continuous on
let
be an even integer,
The Simpsons Rule for approximating
is given by
where and
.
Here .
Substitute corresponding values in simpsons formula.
Consider a table for function values corresponding values.
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Substitute the results in the table in .
.
Arc length of the curve is .
By using calculator the value of
\.
Above value is very closer to the Simpsons approximation.
Using simpsons rule, arc length of the curve
is
.
Using calculator, arc length of the curve is
.