Kaliluna005 Kaliluna005
  • 13-05-2018
  • Mathematics
contestada

Solve tan2A - 2tanA = -1

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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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