I.1.45 Double Integrals

Condition: build an integration area and change the integration procedure. \ [\ int_ {1}^{2} D x \ int_ {2- \ frac {x^{2} {2}^{\ frac {1} {2} (x+2)} f (x, y) d y \]]

Double and itieded integrals over Various Areas of Integration, Conversion from Cartesian to Polar Coordinates, Calculation of the Jacobian, Changing the Integration, Transformation of Variables in the Integral.