identidades trigonometricas
Demostrar: (1 - cos² x) / csc² x
Demostrar: (1 - cos² x) / csc² x
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Verified answer
Explicación paso a paso:
1 - cos² x = sen² x
csc² x = 1/ sen² x
por lo tanto
(1 - cos² x) / csc² x
sen² x / (1/ sen² x) = sen⁴ x