A winter storm front moves through campus. At t hours after the onset of the storm, the temperature is given by $T ( t ) = 35 - 2 t ^ { 2 } + t$ . At what rate is the temperature changing 3 hours after the storm begins? $\text { Enter just an integer, no unit }$

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The Answer of A winter storm front moves through campus. At t hours after the onset of the storm, the temperature is given by $T ( t ) = 35 - 2 t ^ { 2 } + t$ . At what rate is the temperature changing 3 hours after the storm begins? $\text { Enter just an integer, no unit }$

A Winter Storm Front Moves Through Campus T(t)=35−2t2+tT ( t ) = 35 - 2 t ^ { 2 } + tT(t)=35−2t2+t

A Winter Storm Front Moves Through Campus $T ( t ) = 35 - 2 t ^ { 2 } + t$