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studyhard101

  • 2 years ago

Which of the following is an identity? sin2x - cos2x = 1 csc2x + cot2x = 1 (cscx + cotx)2 = 1 sin2x sec2x + 1 = cot2x csc2x

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  1. studyhard101
    • 2 years ago
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    the 2 is squared

  2. kausarsalley
    • 2 years ago
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    do you mean all the 2 represent square??

  3. studyhard101
    • 2 years ago
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    yes

  4. studyhard101
    • 2 years ago
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    I think (cscx + cotx)^2 =1 is the answer but I am not sure

  5. kausarsalley
    • 2 years ago
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    oh okay.......i am also solving it to see what i would get..

  6. studyhard101
    • 2 years ago
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    It is okay if you don't know the answer

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