# need help also with the increase and decrease Make a sign diagram for the derivative of...

need help also with the increase and decrease
Make a sign diagram for the derivative of the function. Rx) = (x² – 972 F"(x) 2.0 F(x) 220 (x) 20 x) 720 x) 20 0 2010 x = Find all open intervals of increase and decrease. (Enter your answers using interval notation) increase decrease

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