marktrifahvey marktrifahvey
  • 11-11-2016
  • Mathematics
contestada

2cos theta = sec theta.. what are they asking me to find?

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Bullud
Bullud Bullud
  • 11-11-2016
Can you go more into the question can you analyze it better so i can get a better understanding for what the question is saying.
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nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 15-11-2016
2cos θ = sec θ = 1/cos θ
2cos^2 θ = 1
cos^2 θ = 1/2
cos θ = sqrt(1/2)
θ = arccos (sqrt(1/2)) = 45°
θ = 45°
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