funchon f= 2X34 3x-3br-54 First derivaitive f')= 6x2+6X-36 Critical values 27-98 In tervals of inerease (--3),(,) intervals of dee rease (-3,2) se cond derivabive f"8)= 12X+6 %3D I dentify maximu ms aspomts Idenhfy minimtums as points Jrse second derivative to identify Intervals where fx) Is concaveup esecond derivative to identrG

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