2.2.76 Derivatives and differentials
condition: Differentiate the function. Simplify the resulting expression. \[ y=\frac{1}{4} \ln \frac{2+\sin x}{2-\sin x}+\frac{2}{\sqrt{3}} \arctan \frac{\cos x}{\sqrt{3}} \]
Calculation of derivatives and differentials of first and higher orders of functions of one and many variables, including partial derivatives.