If \[\sin (\pi \cos x)=cos(\pi sinx),\] then what is one of the values of\[sin\text{ }2x\]?

If \[\sin (\pi \cos x)=cos(\pi sinx),\] then what is one of the values

1.	If \[\sin (\pi \cos x)=cos(\pi sinx),\] then what is one of the values of\[sin\text{ }2x\]?
A.	\[-\frac{1}{4}\]
B.	\[-\frac{1}{2}\]
C.	\[-\frac{3}{4}\]
D.	\[-1\]
Answer» D. \[-1\]

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If \[\sin (\pi \cos x)=cos(\pi sinx),\] then what is one of the values of\[sin\text{ }2x\]?

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