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Evaluate the Improper Integral 1401x(y2+1)dydx\int _ { 1 } ^ { 4 } \int _ { 0 } ^ { \infty } \frac { 1 } { x \left( y ^ { 2 } + 1 \right) } d y d x

Question 292

Multiple Choice

Evaluate the improper integral.
- 1401x(y2+1) dydx\int _ { 1 } ^ { 4 } \int _ { 0 } ^ { \infty } \frac { 1 } { x \left( y ^ { 2 } + 1 \right) } d y d x


A) ln43\frac { \ln 4 } { 3 }
B) (ln4) π3\frac { ( \ln 4 ) \pi } { 3 }
C) (ln4) π2\frac { ( \ln 4 ) \pi } { 2 }
D) ln42\frac { \ln 4 } { 2 }

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