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1. |
Find the value of ∫∫ x⁄x2 + y2 dxdy. |
A. | [ytan(-1) (y)- 1⁄2 ln(1+y2)] |
B. | x [ytan(-1) (y)- 1⁄2 ln(1+y2)] |
C. | y [xtan(-1) (x)- 1⁄2 ln(1+x2)] |
D. | x [ytan(-1) (y)- 1⁄2 ln(1+y2)] |
Answer» E. | |