Si \[ sen(\alpha) = \frac{ tan(\pi / 6) + sen( \pi / 3)} {\sqrt{1 + \sec^2 (\pi / 4 )}}\] calcule \[\frac{\cos(\alpha) + \tan(\alpha)}{\cos(a) - \tan(\alpha)}\]
\[- \frac{41}{19}\]
\[-\frac{31}{19}\]
\[- \frac{21}{19}\]
\[\frac{31}{19}\]
\[\frac{41}{19}\]
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