Hallemos los puntos de flexiones, para eso hay que resolver la ecuación
$$\frac{d^{2}}{d x^{2}} f{\left(x \right)} = 0$$
(la segunda derivada es igual a cero),
las raíces de la ecuación obtenida serán los puntos de flexión para el gráfico de la función indicado:
$$\frac{d^{2}}{d x^{2}} f{\left(x \right)} = $$
segunda derivada$$- e^{\sin{\left(x \right)}} \sin{\left(x \right)} + e^{\sin{\left(x \right)}} \cos^{2}{\left(x \right)} + 2 \sin{\left(x \right)} = 0$$
Resolvermos esta ecuaciónRaíces de esta ecuación
$$x_{1} = 8.28630691010412$$
$$x_{2} = 100.106813223223$$
$$x_{3} = 68.6908866873246$$
$$x_{4} = 97.8135239529345$$
$$x_{5} = -4.28006370425505$$
$$x_{6} = 16.1321149595998$$
$$x_{7} = 22.4153002667794$$
$$x_{8} = 32.5543975865632$$
$$x_{9} = -19.2737076131896$$
$$x_{10} = 653.027120255026$$
$$x_{11} = -55.410196713951$$
$$x_{12} = -59.2661087265552$$
$$x_{13} = -75.8223753778059$$
$$x_{14} = 26.2712122793836$$
$$x_{15} = -65.5492940337348$$
$$x_{16} = 62.407701380145$$
$$x_{17} = 24.7085895370675$$
$$x_{18} = -61.6933820211306$$
$$x_{19} = 87.5404426088633$$
$$x_{20} = -41.9791755473326$$
$$x_{21} = 52.2686040603612$$
$$x_{22} = -92.2446580047693$$
$$x_{23} = 45.9854187531816$$
$$x_{24} = -23.9942701780531$$
$$x_{25} = -84.3988499552735$$
$$x_{26} = 56.1245160729654$$
$$x_{27} = 72.6807827242161$$
$$x_{28} = -0.424151691650872$$
$$x_{29} = -85.9614726975897$$
$$x_{30} = -90.6820352624531$$
$$x_{31} = -38.1232635347284$$
$$x_{32} = 2.00312160292453$$
$$x_{33} = -27.8501821906573$$
$$x_{34} = 47.5480414954978$$
$$x_{35} = -25.5568929203692$$
$$x_{36} = 41.2648561883182$$
$$x_{37} = 39.7022334460021$$
$$x_{38} = 70.2535094296407$$
$$x_{39} = 5.85903361552872$$
$$x_{40} = -10.5632490114346$$
$$x_{41} = 9.84892965242025$$
$$x_{42} = -48.2623608545122$$
$$x_{43} = -35.695990240153$$
$$x_{44} = 66.3975974170365$$
$$x_{45} = -82.1055606849855$$
$$x_{46} = 93.8236279160429$$
$$x_{47} = -69.5391900706263$$
$$x_{48} = -71.8324793409144$$
$$x_{49} = 19.988026972204$$
$$x_{50} = 18.4254042298879$$
$$x_{51} = -31.8400782275488$$
$$x_{52} = 53.8312268026774$$
$$x_{53} = -34.1333674978369$$
$$x_{54} = 12.1422189227083$$
$$x_{55} = -21.5669968834777$$
$$x_{56} = -74.2597526354898$$
$$x_{57} = 63.9703241224611$$
$$x_{58} = -63.2560047634467$$
$$x_{59} = 76.5366947368203$$
$$x_{60} = 89.9677159034387$$
$$x_{61} = -46.699738112196$$
$$x_{62} = -78.115664648094$$
$$x_{63} = 43.5581454586062$$
$$x_{64} = -40.4165528050164$$
$$x_{65} = -56.9728194562672$$
$$x_{66} = -12.99052230601$$
$$x_{67} = -50.6896341490876$$
$$x_{68} = 96.2509012106183$$
$$x_{69} = 91.5303386457549$$
$$x_{70} = -11.4278995636939$$
$$x_{71} = -99.3924938642081$$
$$x_{72} = -67.9765673283102$$
$$x_{73} = -88.3887459921651$$
$$x_{74} = 3.56574434524066$$
$$x_{75} = -79.6782873904101$$
$$x_{76} = -2.71744096193892$$
$$x_{77} = -103.248405876812$$
$$x_{78} = 83.6845305962592$$
$$x_{79} = -17.7110848708735$$
$$x_{80} = 28.698485573959$$
$$x_{81} = -67.1119167760509$$
$$x_{82} = 49.8413307657858$$
$$x_{83} = 60.1144121098569$$
$$x_{84} = -44.406448841908$$
$$x_{85} = 30.9917748442471$$
$$x_{86} = -15.2838115762981$$
$$x_{87} = 74.9740719945042$$
Intervalos de convexidad y concavidad:Hallemos los intervales donde la función es convexa o cóncava, para eso veamos cómo se comporta la función en los puntos de flexiones:
Cóncava en los intervalos
$$\left[653.027120255026, \infty\right)$$
Convexa en los intervalos
$$\left(-\infty, -92.2446580047693\right]$$