Mathematics, 09.09.2020 14:01 brooke3493
The deck of a bridge is suspended 275 feet above a river. If a pebble falls off the side of the bridge, the height, in feet, of the pebble above the water surface after t seconds is given by y − 275 2 16t 2. (a) Find the average velocity of the pebble for the time period beginning when t − 4 and lasting (i) 0.1 seconds (ii) 0.05 seconds (iii) 0.01 seconds (b) Estimate the instantaneous velocity of the pebble after 4 seconds.
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The deck of a bridge is suspended 275 feet above a river. If a pebble falls off the side of the brid...
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