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3. This table shows the speed of an accelerating car.
Time (s)
01 2 3 4 5 6
Speed (m/s) 0 16 25 31 35 37 38
a. Draw a graph and a tangent to estimate the acceleration after 1
second.
b. Estimate the acceleration after 2 seconds.
c. Estimate the acceleration after 4 seconds.

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