Kaliluna005
Kaliluna005
13-05-2018
Mathematics
contestada
Solve tan2A - 2tanA = -1
Respuesta :
Аноним
Аноним
13-05-2018
Ill assume it is :-
tan^2 A - 2 tan A + 1 = 0
(tan A - 1)^2 = 0
tan A = 1
m < A = 45, 225 degrees ( where 0 < m A < 360 )
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