Estimate rate of changes

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Reference no: EM1316217

Question: If the stone is thrown down at 100 ft/sec from a height of 850 feet, it’s higher after t seconds is given by s = 850 – 100t – 16t2.

[A] Find its instantaneous velocity at time t = 4.
[B] Estimate its average velocity over the period [1, 4].

Reference no: EM1316217

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