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studyhard101

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

  • one year ago
  • one year ago

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  1. studyhard101
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    the 2 is squared

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

    • one year ago
  3. studyhard101
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    yes

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

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

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

    • one year ago
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