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gjhfdfg

  • 3 years ago

Use even and odd properties of the trigonometric functions to find the exact value of the expression.

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  1. gjhfdfg
    • 3 years ago
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    csc -( pi / 6 )

  2. Zelda
    • 3 years ago
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    Well, here we go: You started with: \[\csc (-\frac{ \pi }{ 6 })\] Is that right?

  3. gjhfdfg
    • 3 years ago
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    Yes

  4. Zelda
    • 3 years ago
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    Now, what is equal to csc (x)? (In terms of another trig function)

  5. gjhfdfg
    • 3 years ago
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    1/sin?

  6. Zelda
    • 3 years ago
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    Okay good, now we get this: \[\csc (-\frac{ \pi }{ 6 }) = \frac{ 1 }{ \sin(-\frac{ \pi }{ 6 }) }\] Correct?

  7. gjhfdfg
    • 3 years ago
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    Yes,

  8. Zelda
    • 3 years ago
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    So what do you get for: \[\sin (-\frac{ \pi }{ 6 })\]

  9. gjhfdfg
    • 3 years ago
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    -.5

  10. Zelda
    • 3 years ago
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    Great, now what is 1/(-1/2)?

  11. gjhfdfg
    • 3 years ago
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    -2

  12. Zelda
    • 3 years ago
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    And that's your answer :D

  13. gjhfdfg
    • 3 years ago
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    Okay, thank you for the help.! :-)

  14. Zelda
    • 3 years ago
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    No problem kiddo.

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