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anonymous

  • one year ago

write the equation that has amplitude=4 & period=pi/2

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  1. anonymous
    • one year ago
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    You don't say whether it's sine or cosine, but the format is \[y=A \cos (B \theta)\] where A is the amplitude and \[B=\frac{ 2 \pi }{ period }\]

  2. anonymous
    • one year ago
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    its sin

  3. anonymous
    • one year ago
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    @peachpi

  4. anonymous
    • one year ago
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    it's still the same formula. Just change cos to sin

  5. anonymous
    • one year ago
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    ok how bout if the amp was like 1/3 would A be 3? @peachpi

  6. anonymous
    • one year ago
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    no it would be 1/3

  7. anonymous
    • one year ago
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    ok lol thanks last question sorry how bout if the period is 2pi/period & the period is pi/2 what would the answer be? i keep getting different answers @peachpi

  8. anonymous
    • one year ago
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    are you saying the period is 2pi or the period is pi/2?

  9. anonymous
    • one year ago
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    and you're asking how to find B?

  10. anonymous
    • one year ago
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    pi/2 & yes finding b @peachpi

  11. anonymous
    • one year ago
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    |dw:1435107034935:dw|

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