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Evaluate the Cylindrical Coordinate Integral 0π/2481/r21/rzcosθdzrdrdθ\int _ { 0 } ^ { \pi / 2 } \int _ { 4 } ^ { 8 } \int _ { 1 / r ^ { 2 } } ^ { 1 / r } z \cos \theta d z r d r d \theta

Question 301

Multiple Choice

Evaluate the cylindrical coordinate integral.
- 0π/2481/r21/rzcosθdzrdrdθ\int _ { 0 } ^ { \pi / 2 } \int _ { 4 } ^ { 8 } \int _ { 1 / r ^ { 2 } } ^ { 1 / r } z \cos \theta d z r d r d \theta


A) 64ln23256\frac { 64 \ln 2 - 3 } { 256 }
B) 64ln26256\frac { 64 \ln 2 - 6 } { 256 }
C) 128ln26256\frac { 128 \ln 2 - 6 } { 256 }
D) 128ln23256\frac { 128 \ln 2 - 3 } { 256 }

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