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Find the Area of the Surface Obtained by Rotating the Curve

Question 132

Multiple Choice

Find the area of the surface obtained by rotating the curve about the yy -axis. Select the correct answer.
y=14x212lnx,1x4y = \frac { 1 } { 4 } x ^ { 2 } - \frac { 1 } { 2 } \ln x , 1 \leq x \leq 4


A) 3π2\frac { 3 \pi } { 2 }
B) 8π3\frac { 8 \pi } { 3 }
C) 103\frac { 10 } { 3 }
D) 11π2\frac { 11 \pi } { 2 }
E) None of these

Correct Answer:

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