Respuesta:
n = Tang 37 + 1/ Sen * 53
Explicación paso a paso:
Tang37 = 0.75355
csc 53 = 305.21481
n = 0.75355 + 305.21481 tang / csc
n = 305.96836
305.96836 - 305.21481 = tang 37
0.75355 = 0.75355
