nataliel333 nataliel333
  • 22-05-2019
  • Mathematics
contestada

Simplify the expression cos x csc x tan x

Respuesta :

kstover20
kstover20 kstover20
  • 22-05-2019

Answer:

csc x · sec x - tan x = 

= 1 / sin x · 1 / cos x - sin x / cos x = 

= 1 / sinx cos x - sin² x / sin x cos x = 

= ( 1 - sin² x ) / (sin x cos x) =

=  cos² x / ( sin x cos x ) = 

= cos x / sin x = cot x 

Step-by-step explanation:

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