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Solve tan2A - 2tanA = -1

Solve tan2A - 2tanA = -1
asked 230k views
3 votes
Solve tan2A - 2tanA = -1

asked
User Davvs
by
7.1k points

1 Answer

3 votes
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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User Vinga
by
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