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anonymous

  • one year ago

what is sin(3pi/2)?

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  1. anonymous
    • one year ago
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    http://etc.usf.edu/clipart/43200/43203/unit-circle11_43203_lg.gif What's the y value of 3pi/2?

  2. anonymous
    • one year ago
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    a:-rad2/2 b:rad2/2 c:1/2 d:rad3/2

  3. anonymous
    • one year ago
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    which one?

  4. Loser66
    • one year ago
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    none of them.

  5. UsukiDoll
    • one year ago
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    use the unit circle

  6. anonymous
    • one year ago
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    how doi use it?

  7. anonymous
    • one year ago
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    sin(3pi/2) = 270 degrees or (0,-1) or -1

  8. UsukiDoll
    • one year ago
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    what's with the direct answers? seriously -_-!

  9. UsukiDoll
    • one year ago
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    convert 3pi/2 to degrees by multiplying 180/pi \[\frac{3 \pi}{2} \times \frac{180}{\pi} \]

  10. UsukiDoll
    • one year ago
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    the pi's cancel out and you should be left with \[\frac{3 \times 180}{2}\]

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