If \[\sin y+{{e}^{-x\,\cos y}}=e,\]then \[\frac{dy}{dx}\] at \[(1,\pi )\] is [Kerala (Engg.) 2002]

If \[\sin y+{{e}^{-x\,\cos y}}=e,\]then \[\frac{dy}{dx}\] at \[(1,\pi

1.	If \[\sin y+{{e}^{-x\,\cos y}}=e,\]then \[\frac{dy}{dx}\] at \[(1,\pi )\] is [Kerala (Engg.) 2002]
A.	\[\sin y\]
B.	\[-x\cos y\]
C.	\[e\]
D.	\[\sin y-x\,\cos y\]
Answer» D. \[\sin y-x\,\cos y\]

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If \[\sin y+{{e}^{-x\,\cos y}}=e,\]then \[\frac{dy}{dx}\] at \[(1,\pi )\] is [Kerala (Engg.) 2002]

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