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Cody · Q16

TrigonometryGeometry

Find the area between the curves

sin⁡(x2+y2)=1,sin⁡(x2+y2)=−1,\sin(x^2+y^2)=1,\qquad\sin(x^2+y^2)=-1,

for 0≤x2+y2≤2π0\le x^2+y^2\le2\pi.

Aπ\pi
Bπ24\frac{\pi^2}4
Cπ22\frac{\pi^2}2
Dπ2\pi^2
E2π5\frac{2\pi}5

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