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If a rock is thrown upward on the planet Mars with a velocity of 13 m/s, its height in meters t seconds later is given by y = 13t - 1.86t2.

(a) Find the average velocity over the given time intervals.

(i) [1, 2]


(ii) [1, 1.5]


(iii) [1, 1.1]


(iv) [1, 1.01]


(v) [1, 1.001]


(b) Estimate the instantaneous velocity when t = 1.

 

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