michaelbarnesa michaelbarnesa
  • 16-06-2016
  • Mathematics
contestada

if 2tanx/1-tan^2x=1, then x can equal

Respuesta :

hartnn
hartnn hartnn
  • 16-06-2016
tan 2x = 2 tan x / (1-tan^2x)

hence, tan 2x = 1
2x = pi
x = pi/2.
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caylus
caylus caylus
  • 16-06-2016
Hello,

tan 2x=1
==>2x=(π/4+kπ)/2
==>x=π/8+kπ/2  (k integer)


Answer Link

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