Inactive Tutor answered 05/01/16
Tutor
New to Wyzant
Arc length is int sqrt (1+y'^2) dx
y' = 3sin (x)
So int sqrt ( 1+9sin^2 x) dx from 0 to pi
Aubree S.
asked 05/01/16Inactive Tutor answered 05/01/16
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Inactive Tutor
05/01/16