calculus-answer check

Deermine the derivative of f(x)=[(3x^2+1)^3+1]^2. Express your answer in simplified form.

For this I got 54x^6+162x^5+54x^4+108x^3+18x^2+18x+2

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asked by Kim
  1. The chain rule gives

    2[(3x^2+1)^3+1] * 3(3x^2+1)^2 * (6x)

    This is an 11th-degree polynomial, so I suspect your answer is wrong.

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    posted by Steve

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