Change the Cartesian Integral to an Equivalent Polar Integral, and Then

question 251

Multiple Choice

Change the Cartesian integral to an equivalent polar integral, and then evaluate.
- $\int _ { - 3 } ^ { 3 } \int _ { - \sqrt { 9 - y ^ { 2 } } } ^ { 0 } \frac { \sqrt { x ^ { 2 } + y ^ { 2 } } } { 1 + \sqrt { x ^ { 2 } + y ^ { 2 } } } d x d y$

• A) \(\frac { \pi ( 3 + 2 \ln 4 ) } { 4 }\)
• B) \(\frac { \pi ( 3 + 2 \ln 4 ) } { 2 }\)
• C) \(\frac { \pi ( 3 + \ln 4 ) } { 2 }\)
• D) \(\frac { \pi ( 3 + \ln 4 ) } { 4 }\)

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An accounting system that accumulates costs by individual jobs when the products or services are distinguishable from each other.

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Documents or electronic records used to track the amount of time an employee spends on a specific job or project.

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Documents that track the direct materials, direct labor, and manufacturing overhead for a specific job, used in job costing systems.

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