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Find the Length of the Curve r=e2θ,0θπ\mathrm { r } = \mathrm { e } ^ { 2 \theta } , 0 \leq \theta \leq \pi

Question 2

Multiple Choice

Find the length of the curve.
-The spiral r=e2θ,0θπ\mathrm { r } = \mathrm { e } ^ { 2 \theta } , 0 \leq \theta \leq \pi


A) 18(e4π1) \frac { 1 } { 8 } \left( e ^ { 4 \pi } - 1 \right)
B) 52(e2π1) \frac { \sqrt { 5 } } { 2 } \left( e ^ { 2 \pi } - 1 \right)
C) e4π3e ^ { 4 \pi } - \sqrt { 3 }
D) 163(π21) \frac { 16 } { 3 } \left( \pi ^ { 2 } - 1 \right)

Correct Answer:

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