SOLUTION: please help me solve this problem and please help me work it out. f(x)=x^2-x-12 all over x

SOLUTION: please help me solve this problem and please help me work it out. f(x)=x^2-x-12 all over x

Algebra.Com

Question 668600: please help me solve this problem and please help me work it out. f(x)=x^2-x-12 all over x
Answer by lynnlo(4176) (Show Source): You can put this solution on YOUR website!
f(x)=x^2-12/x
d/dx(x^2)-12(d/dx(1/x))
d/dx(x^2)-12(-1/x^2
12/x^2+2x
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