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calc a

posted by on .

derivative of;
((1+x^2)^2)sin(2x)

  • calc a - ,

    use the product rule

  • calc a - ,

    i got (1+x^2)^2(2cos(2x)+sin(2x)(4x(1+x^2)

    is that right?

  • calc a - ,

    yes, correct

    you might want to consider factoring it a bit more
    (I see 2(1+x^2) as a common factor)

  • calc a - ,

    thanks you so much. that really helped alot

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