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emhart2012

  • 2 years ago

Which polar coordinates represent the same point as (4,-pi/2)?..select all that apply a.(-4,-3pi/2) b.(-4,pi/2) c.(4,5pi/2) d.(4,-9pi/2) e.(-4,-pi/2) f.(4,3pi/2)

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  1. satellite73
    • 2 years ago
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    |dw:1354567934385:dw|

  2. satellite73
    • 2 years ago
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    first one ends up in the same spot

  3. satellite73
    • 2 years ago
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    so does the second one

  4. satellite73
    • 2 years ago
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    not the third one because it is here |dw:1354568050376:dw|

  5. satellite73
    • 2 years ago
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    4th one is good, count \(\frac{9\pi}{2}\) going clockwise and you see you end up in the same spot

  6. emhart2012
    • 2 years ago
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    is that all?

  7. emhart2012
    • 2 years ago
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    that combination was wrong:( i only have one more chance to get it right

  8. slaaibak
    • 2 years ago
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    I get all except c and e

  9. emhart2012
    • 2 years ago
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    thank you!

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