Express the arc length s of y = x 3 for 0 x 8 as
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Express the arc length s of y = x3 for 0 ≤ x ≤ 8 as an integral in two ways, using the parametrizations r1(t) =(t, t3) and r2(t) = (t3, t9). Do not evaluate the integrals, but use substitution to show that they yield the same result.
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For rt 1t we have rt 1 31 hence r t 1 914 For rt 11 we ...View the full answer
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