emmanuellalubinda303
emmanuellalubinda303 emmanuellalubinda303
  • 19-05-2021
  • Mathematics
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sora
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[tex](secx - 1 \secx + 1) [/tex]
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Respuesta :

Hamed313
Hamed313 Hamed313
  • 19-05-2021

Answer:

[tex] \frac{ \frac{1}{ \cos(x) } - 1 }{1 + \frac{1}{ \cos(x) } } = \frac{ \frac{1 - \cos(x) }{ \cos(x) } }{ \frac{1 + \cos(x) }{ \cos(x) }} = (1 - \cos(x)) \times (1 + \cos(x)) = 1 - { \cos(x) }^{2} = { \sin(x) }^{2} [/tex]

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