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Asked Dec 5, 2019
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Find ʃR sqrt((x2 + y2)) dA where R is the region 4 ≤ x2 + y2 ≤ 9. Hint: Use polar coordinates.

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Step 1

Given double int...

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SS* +y°d4 Consider x =rcos0,y -r sin O dxdy = rdxdy,x +y' =r° here the circle is 4<x + y<9

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Math

Calculus