Find the values of `a and b` such that `int(dx)/(1+sinx)=tan(x/2+a)+b`

Explanation

To find the values of \( a \) and \( b \) such that

\[ \int \frac{dx}{1+\sin x} = \tan\left(\frac{x}{2} + a\right) + b, \]

we can follow these steps:

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