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Find the Area of the Surface Obtained by Revolving the Given

Question 66

Multiple Choice

Find the area of the surface obtained by revolving the given curve about the x-axis. y=ex+ex2y=\frac{e^{x}+e^{-x}}{2} on [0,ln5][0, \ln 5]


A)
15625π\frac{156}{25} \pi
B) π5(15625+ln5) \frac{\pi}{5}\left(\frac{156}{25}+\ln 5\right)
C) π(15625+ln5) \pi\left(\frac{156}{25}+\ln 5\right)
D) πln5\pi \ln 5

Correct Answer:

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