BrainIess
BrainIess BrainIess
  • 03-07-2017
  • Mathematics
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How do you solve these questions?

1. Solve tan²θ = tanθ

2. Find the following and express your answer in polar form.
(2 - j)(cos45° + j sin45°)

Respuesta :

Аноним Аноним
  • 03-07-2017
tan^2θ - tanθ = 0
tanθ ( tanθ - 1) = 0
tanθ =  0 or 1

θ =  0,180, 360 ,  45 ,  or 225    (  where  0 =< θ <= 360)
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