Thursday
October 2, 2014

Homework Help: Calculus (help steve)

Posted by Bob on Friday, June 28, 2013 at 4:03pm.

f(x)=−8x^3+6ax^2−3bx+4 has a local minimum at x=1 and a local maximum at x=3. If a and b are the local minimum and maximum, respectively, what is the absolute value of a+b?

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