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miss_karina Group Title

Find the exact value of log base pi (pi^3 cos(pi)) I first canceled out log base pi and pi and was left with 3 cos (pi). Then I looked at the unit circle and looked at pi and cos is -1. So then I multiplied 3(-1)=-3 and my answer was wrong. Can someone explain what I am doing wrong please?

  • one year ago
  • one year ago

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  1. apple_pi Group Title
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    Seems right to me...

    • one year ago
  2. apple_pi Group Title
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    Dunno. What is the answer?

    • one year ago
  3. miss_karina Group Title
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    Well it is multiple choice and it has value =3 value is not defined, value=pi, value=-3pi, value=3pi,value=-3,value=-pi. I chose 3 and -3 and got them both wrong lol. =/

    • one year ago
  4. apple_pi Group Title
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    I can't see where a pi would come from.

    • one year ago
  5. miss_karina Group Title
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    me either. Maybe the value is not defined?

    • one year ago
  6. apple_pi Group Title
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    -3 http://www.wolframalpha.com/input/?i=log+base+pi+pi%5E%283cos%28pi%29%29

    • one year ago
  7. miss_karina Group Title
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    I put -3 and got it wrong.

    • one year ago
  8. apple_pi Group Title
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    It's messed

    • one year ago
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