anonymous
  • anonymous
if sec theda=7, find cos theda
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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Vocaloid
  • Vocaloid
hint: cos(theta) = 1/sec(theta)
Hero
  • Hero
First time I ever saw anyone spell theta with a d
anonymous
  • anonymous
oops i meant theta @Hero

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Hero
  • Hero
@cali16, what is the relationship between sec theta and cos theta?
anonymous
  • anonymous
they both use the hypothenuse
Hero
  • Hero
I was thinking more in terms of the equations that represent both trig functions.
anonymous
  • anonymous
they are opposites
anonymous
  • anonymous
so would it be 1/7
Hero
  • Hero
They're INVERSES of each other, not OPPOSITES. But yes, cos theta = 1/7 if sec theta = 7.
anonymous
  • anonymous
okay thanks

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