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clara1223

  • one year ago

Find f''(x) of 3csc(x). a) −3csc(x)cot(x) b) 3csc(x)cot2(x)+3csc3(x) c) 3csc2(x)cot(x)+3csc3(x) d) 3csc(x)cot2(x)+3csc2(x)cot(x) e) Does not exist.

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  1. anonymous
    • one year ago
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    guess you gotta take the derivative twice, no way around it

  2. clara1223
    • one year ago
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    unfortunately

  3. clara1223
    • one year ago
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    i know the trig derivatives, i just get confused with the -cscxcotx and then taking the derivative of that

  4. anonymous
    • one year ago
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    first time you get \[f'(x)=-3\csc(x)\cot(x)\] now it is a product rule problem

  5. clara1223
    • one year ago
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    oh, duh. didnt even think about the product rule. Ill see if i can do it now.

  6. anonymous
    • one year ago
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    lol it is not like you have a choice!

  7. clara1223
    • one year ago
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    I know! I spaced...

  8. clara1223
    • one year ago
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    btw i got b as my answer

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