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The table shows the position of a motorcyclist after accelerating from rest. t (seconds) 1 2 3 4 5 s (feet) 4.9 10.6 23.1 50.2 109.4 238.3 (a) Find the average velocity (in ft/s) for each time period. (i) [2, 4] 19.8 ft/s (ii) [3, 4] 27.1 ft/s (iii) [4, 5] 59.2 ft/s (iv) [4, 6] 94.05 ft/s (b) Use the graph of s as a function of t to estimate the instantaneous velocity (in ft/s) when t = 3. (Round your answer to one decimal place.) ft/s

The table shows the position of a motorcyclist after accelerating from rest. t (seconds) 1 2 3 4 5 s (feet) 4.9 10.6 23.1 50.2 109.4 238.3 (a) Find the average velocity (in ft/s) for each time period. (i) [2, 4] 19.8 ft/s (ii) [3, 4] 27.1 ft/s (iii) [4, 5] 59.2 ft/s (iv) [4, 6] 94.05 ft/s (b) Use the graph of s as a function of t to estimate the instantaneous velocity (in ft/s) when t = 3. (Round your answer to one decimal place.) ft/s

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The table shows the position of a motorcyclist after accelerating from rest. t (seconds) 1 2 3 4 5 s (feet) 4.9 10.6 23.1 50.2 109.4 238.3 (a) Find the average velocity (in ft/s) for each time period. (i) [2, 4] 19.8 ft/s (ii) [3, 4] 27.1 ft/s (iii) [4, 5] 59.2 ft/s (iv) [4, 6] 94.05 ft/s (b) Use the graph of s as a function of t to estimate the instantaneous velocity (in ft/s) when t = 3. (Round your answer to one decimal place.) ft/s
Transcribed Image Text:The table shows the position of a motorcyclist after accelerating from rest. t (seconds) 1 2 3 4 5 s (feet) 4.9 10.6 23.1 50.2 109.4 238.3 (a) Find the average velocity (in ft/s) for each time period. (i) [2, 4] 19.8 ft/s (ii) [3, 4] 27.1 ft/s (iii) [4, 5] 59.2 ft/s (iv) [4, 6] 94.05 ft/s (b) Use the graph of s as a function of t to estimate the instantaneous velocity (in ft/s) when t = 3. (Round your answer to one decimal place.) ft/s
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