Indefinite Integration

If \(\int \frac{\sin x}{3+4 \cos ^2 x} \mathrm{~d} x=\mathrm{A} \tan ^{-1}(\mathrm{~B} \cos x)+\mathrm{c}\), (where \(\mathrm{c}\) is a constant of integration), then the value of \(\mathrm{A}+\mathrm{B}\) is