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sin^3(x/7)+arctg(x/(x+1)) la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
   3/x\       /  x  \    
sin |-| + atan|-----| = 0
    \7/       \x + 1/    
$$\sin^{3}{\left(\frac{x}{7} \right)} + \operatorname{atan}{\left(\frac{x}{x + 1} \right)} = 0$$
Gráfica
Respuesta numérica [src]
x1 = -96.2258779439202
x2 = -140.196407808014
x3 = -404.073494146556
x4 = 123.751395551464
x5 = -52.275474676286
x6 = -1151.7668194944
x7 = 30.100464265113
x8 = 72122289.0467403
x9 = -57.6868607674424
x10 = -8.68330685248582
x11 = 4560.390981833
x12 = 118.14989721156
x13 = 35.8550124831069
x14 = -365.615776598806
x15 = -101.696482486599
x16 = 0.0
x17 = 74.1500959828397
x18 = 211.704194963881
x19 = 79.7846364299142
x20 = -13.48418701255
x20 = -13.48418701255