The value of ∬R sin⁡(x2 + y2) dx dy where R is the region bounded – McqOptions

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1.	The value of ∬R sin⁡(x2 + y2) dx dy where R is the region bounded by circle centered at origin with radius r=2 is _____
A.	πcos 4
B.	π(1-cos 4)
C.	π
D.	π(1-sin 4)
Answer» C.

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