Respuesta :

Answer:

[tex]\frac{7\pi }{2}[/tex]

Step-by-step explanation:

Given

sin x = - 1

x = [tex]sin^{-1}[/tex] ( - 1 )

  = [tex]\frac{3\pi }{2}[/tex] + 2kπ k ∈ Z

For 2π < x < 4π, then

x = [tex]\frac{7\pi }{2}[/tex]

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