Find the derivative of $\mathrm{f}(\mathrm{x})=\frac{\sin \mathrm{x}}{1+\cos \mathrm{x}}$.
A) $f^{\prime}(x)=\frac{1}{1+\cos x}$
B) $f^{\prime}(x)=\frac{1}{(1-\cos x)^{2}}$
C) $f^{\prime}(x)=\frac{1}{1-\cos x}$
D) $f^{\prime}(x)=\frac{1}{(1+\cos x)^{2}}$

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The Answer of Find the derivative of $\mathrm{f}(\mathrm{x})=\frac{\sin \mathrm{x}}{1+\cos \mathrm{x}}$.
A) $f^{\prime}(x)=\frac{1}{1+\cos x}$
B) $f^{\prime}(x)=\frac{1}{(1-\cos x)^{2}}$
C) $f^{\prime}(x)=\frac{1}{1-\cos x}$
D) $f^{\prime}(x)=\frac{1}{(1+\cos x)^{2}}$

Find the Derivative Of f(x)=sin⁡x1+cos⁡x\mathrm{f}(\mathrm{x})=\frac{\sin \mathrm{x}}{1+\cos \mathrm{x}}f(x)=1+cosxsinx​ A) f′(x)=11+cos⁡xf^{\prime}(x)=\frac{1}{1+\cos x}f′(x)=1+cosx1​ B) f′(x)=1(1−cos⁡x)2f^{\prime}(x)=\frac{1}{(1-\cos x)^{2}}f′(x)=(1−cosx)21​

Find the Derivative Of $\mathrm{f}(\mathrm{x})=\frac{\sin \mathrm{x}}{1+\cos \mathrm{x}}$
A) $f^{\prime}(x)=\frac{1}{1+\cos x}$ B) $f^{\prime}(x)=\frac{1}{(1-\cos x)^{2}}$