amitaryan706
amitaryan706
26-02-2017
Mathematics
contestada
tan20+tan40+tan60.......+tan180=?
Respuesta :
youngrainbow
youngrainbow
26-02-2017
the answer is 0.
assuming by the dots that it includes tan80 +tan100 +tan120 +tan140 +tan160 in the equation.
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