Previous answers scalcet7 27016 the displacement in

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2. 5/5 points | Previous Answers SCalcET7 2.7.016. The displacement (in meters) of a particle moving in a straight line is given by s = t 2 8 t + 15 , where is measured in seconds. (a) Find the average velocity over each time interval. t (i) [3, 4] -1 -1 m/s (ii) [3.5, 4] -0.5 -0.5 m/s (iii) [4, 5] 1 1 m/s (iv) [4, 4.5] 0.5 0.5 m/s (b) Find the instantaneous velocity when t = 4. 0 0 m/s Solution or Explanation Click to View Solution
12/14/16, 4(14 PM hw07S2.7-8 3. 3/3 points | Previous Answers SCalcET7 2.7.027. Find f' ( a ). Using the definition with f ( x ) = 2 x 2 5 x + f' ( a ) = $$4 a 5 2 . 5 . ) 2 ) a 2 h ) 0
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12/14/16, 4(14 PM hw07S2.7-8 4. 3/3 points | Previous Answers SCalcET7 2.7.035. The limit represents the derivative of some function f at some number a . State such an f and a .
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Solution or Explanation Click to View Solution 5. 3/3 points | Previous Answers SCalcET7 2.7.050. The quantity (in pounds) of a gourmet ground coffee that is sold by a coffee company at a price of dollars per pound is Q = f ( p p ). (a) What is the meaning of the derivative f ' ( 4 )?
12/14/16, 4(14 PM hw07S2.7-8 Page 6 of 12

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