Answer Happy

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a Directions: On all problems use fractions, not decimals, to find the exact answer in simplest form. You may use books, notes, a graphing calculator, a phone, and the internet. You may not get any help from another person during the test. You must show your work [Show all the steps necessary to arrive at the solution.) to get credit. A correct answer with no work (or incorrect work) shown will receive no credit. 1) Use a double integral to find the area of the region enclosed by y= {x? and y = 2x. 2) Use polar coordinates to evaluate SR sin OdA with R being the region in the first quadrant outside the circle r= 2 and inside the cardioid r= 2 + 2 cose.