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Grazes

  • 3 years ago

Where 0<=x<360, Solve the equation. 3sec(x)-8=0

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  1. geerky42
    • 3 years ago
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    \[3\sec x = 8\]\[\sec x = \dfrac{8}{3}\]\[\dfrac{1}{\cos x} = \dfrac{8}{3}\]\[\cos x = \dfrac{3}{8}\]

  2. Grazes
    • 3 years ago
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    If x={68,292}, is there any way to do it without a calculator?

  3. tkhunny
    • 3 years ago
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    Well, you CAN construct a 17-gon with a straight edge and compass, but why? Use the calculator. Note: Are you SURE you want to go with no decimal places?

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