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Mathematics 20 Online
OpenStudy (nathanjhw):

if f(x) = 3x^4 -2x^2 +3x then f''(x) is equal to

OpenStudy (nathanjhw):

Please help.

OpenStudy (adamaero):

well you need f'(x) first so try that

OpenStudy (nathanjhw):

Now what do you do with that?

OpenStudy (adamaero):

take the derivative one more tim f'(f'(x)) = f''(x)

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