SOLUTION: Graph the function. Use the graph to find any relative maxima or minima.
f(x) = x3 + 3x2 - 9x - 5
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Question 1076823: Graph the function. Use the graph to find any relative maxima or minima.
f(x) = x3 + 3x2 - 9x - 5
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
critical values where the derivative=0
3x^2+6x-9=0
3(x^2+2x-3)=0
3(x+3)(x-1)=0
at x=-3 and 1
and y=22 and y=-10
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