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Find `int int_R (x y^2)/(x^2+1) dA, \quad R = [0,4] xx [-1,1]`
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Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
0.94440444801874