1. Find the critical points, intervals of increase and decrease, intervals of concavity, and inflection points. Sketch. f(x)= 3x* +4x'-12x rescale grid if necessary Domain: V.A.: H.A.: nwodono Crit. Pts.: Incr: Decr: Conc. Up: Conc. Down: Infl. Pts.: 2- 4. -3 -2-

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A: NOTE: Refresh your page if you can't see any equations. . take the first derivative

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