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Math Help - differentiation again

  1. #1
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    differentiation again

    could any1 differentiate

    3tanx²

    ive come up with

    6sec²x²

    but believe either this is wrong or there is more to it

    thanks
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  2. #2
    Senior Member Peritus's Avatar
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    <br />
\frac{d}<br />
{{dx}}3\tan x^2  = \frac{{6x}}<br />
{{\cos ^2 \left( {x^2 } \right)}}
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  3. #3
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    thats not the answer im looking for

    tanx differentiated = sec²x
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  4. #4
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    Quote Originally Posted by djmccabie View Post
    thats not the answer im looking for

    tanx differentiated = sec²x
    \sec(x)=\frac{1}{\cos(x)}

    :/
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  5. #5
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    i understand that, but i think my teacher is expecting to write it as sec... rather than 1/...
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