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DominiRican1013

  • one year ago

Which of the following in an identity? A. sin^2(x)sec^2(x)+1=tan^2(x)csc^2(x) B. (csc(x)+cot(x))^2=1 C. sin^2(x)-cos^2(x)=1 D. csc^2(x)+cot^2(x)=1

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  1. anonymous
    • one year ago
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    Do you mean is an identity? lool

  2. DominiRican1013
    • one year ago
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    yes... sorry it was a typo

  3. DominiRican1013
    • one year ago
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    But C is out of the question.

  4. DominiRican1013
    • one year ago
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    I just bought a new keyboard and I'm trying to get used to it.

  5. anonymous
    • one year ago
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    I don't think it is B or A either... let me check

  6. LynFran
    • one year ago
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    Its not B,C or D...so which one is it??

  7. anonymous
    • one year ago
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    Yes, i made a mistake lynfran is right

  8. DominiRican1013
    • one year ago
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    So it is A

  9. DominiRican1013
    • one year ago
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    basically

  10. LynFran
    • one year ago
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    correct

  11. DominiRican1013
    • one year ago
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    thank you

  12. anonymous
    • one year ago
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    Wait a minute....

  13. DominiRican1013
    • one year ago
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    Okay

  14. anonymous
    • one year ago
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    Yup just double checking lol. It's 12 am and i don't trust my guts

  15. DominiRican1013
    • one year ago
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    It's only 10pm here and I don't trust myself either lol

  16. LynFran
    • one year ago
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    lol

  17. DominiRican1013
    • one year ago
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    Thank you very much to you both for helping me

  18. LynFran
    • one year ago
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    welcome

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spraguer (Moderator)
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