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nellysmith

  • 2 years ago

csc(x) = 2 and that cos (x)<0, find the values of the other 5 trigonometric functions. sin(x)= cos(x)= tan(x)= sec(x)= cot(x)=

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  1. myininaya
    • 2 years ago
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    |dw:1328634940137:dw|\[\csc(x)=\frac{2}{1} (=\frac{hyp}{opp})\] Draw a right triangle and label the sides base on this equation. Keep in mind cos(x)<0 So we want (-,+)

  2. myininaya
    • 2 years ago
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    |dw:1328634977084:dw| by pythagorean thm

  3. myininaya
    • 2 years ago
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    so we have the adj side is -sqrt(3)

  4. myininaya
    • 2 years ago
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    \[\tan(x)= \frac{1}{-\sqrt{3}} (=\frac{opp}{adj})\]

  5. myininaya
    • 2 years ago
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    and so on...

  6. FoolForMath
    • 2 years ago
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    btw do we need coordinate axes ?

  7. myininaya
    • 2 years ago
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    one more example \[\sec(x)=\frac{2}{-\sqrt{3}} (=\frac{hyp}{adj})\]

  8. myininaya
    • 2 years ago
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    no i just like it ffm

  9. FoolForMath
    • 2 years ago
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    lol, fair enough.

  10. myininaya
    • 2 years ago
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    do you think you can recall the other ratios and use the triangle I drew nelly?

  11. nellysmith
    • 2 years ago
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    Yes myininaya, thank you so much for your help.

  12. myininaya
    • 2 years ago
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    Np. Let us know if you have any questions on how to use the site. Have a good day! :)

  13. nellysmith
    • 2 years ago
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    All right. You too.

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