Use the data from the table to calculate the average rate of change of martian temperature t with respect to time t over the interval from 8: 07 am to 9: 34 am. (round your answer to three decimal places.)

Abatter hits a 0.140-kg baseball that was approaching him at 30 m/s and, as a result, the ball leaves the bat at 40 m/s in the reverse of its original direction. the ball remains in contact with the bat for 2.0 ms. what is the magnitude of the average force exerted by the bat on the ball?