Consider the Integral $\int _ { 0 } ^ { 3 } \int _ { - x } ^ { 0 } f ( x , y ) d y d x$

question 12

Essay

Consider the integral $\int _ { 0 } ^ { 3 } \int _ { - x } ^ { 0 } f ( x , y ) d y d x$ .
(a)Sketch the region of integration and rewrite the integral with order of integration reversed.
(b)Rewrite the integral in polar coordinates.

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Definitions:

Information Hiding

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Special methods in Java that the garbage collector calls on an object when no more references to the object exist, to perform cleanup operations before the object is destroyed.

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