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anonymous

  • one year ago

Convert the polar equation r^2 = 2sin2Ө to a Cartesian equation. Answer choices: (x^2 + y^2)^2 = 2xy (x^2 + y^2)^2 = 4xy (x^2 + y^2)^2 = 2y^2

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  1. Kash_TheSmartGuy
    • one year ago
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    This will probably help- http://www.algebra.com/algebra/homework/Trigonometry-basics/Trigonometry-basics.faq.question.468905.html

  2. anonymous
    • one year ago
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    Ok thank you!

  3. Kash_TheSmartGuy
    • one year ago
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    Can I get a medal? Just kidding :)

  4. jtvatsim
    • one year ago
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    One trick you might want to note for this one is the following fact: \[\sin(2\theta) = 2 \sin(\theta)\cos(\theta)\] That might be useful for you when you try to convert.

  5. anonymous
    • one year ago
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    Thank you!

  6. jtvatsim
    • one year ago
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    No worries, feel free to repost the question if you get stuck. You should have the basic information you need to succeed now though. :) Good luck!

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