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    I did part c) of this question (its in the picture)
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    I got as my answer: (-4x^3)/(2x^4 + 3)^3/2
    But my teacher got a different answer (i dont have access to the MS, she gave me her solutions) - i just wondered whether i had done it right (maybe my teacher made a mistake)?
    Thanks
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    You're correct.
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    (Original post by B_9710)
    You're correct.
    Okay, thank you
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    I've got your answer too.
 
 
 
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