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Let ` f(x) = \ln [ x^ (7) (x + 7)^ (2) (x^2 + 2)^ (9) ] `
` f'( x ) = `
` f'( x ) = `
Get help:
Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Be sure your variables match those in the question
`7/x +2/(x+7)+(18 x)/(x^2+2)`