# 101615 817 pm hw05s25 6 page 12 of 15

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10/16/15, 8:17 PM hw05S2.5-6 Page 12 of 15 (c) How long does it take for the velocity of the rain drop to reach 99% of its terminal velocity? (Assume the conditions from part (b). Round your answer to two decimal places.) .04 ssec 20. 3/3 points | Previous Answers SCalcET7 2.6.506.XP. Find the limit, if it exists. (If an answer does not exist, enter DNE.) DNE 5 cos x lim x
10/16/15, 8:17 PM hw05S2.5-6 21. –/8 points Two different suppliers are competing to supply a particular part for a new Boeing airliner. The Japanese supplier charges J(n) dollars for parts whereas the Italian supplier charges I(n) dollars for n parts. (a) Which supplier should be used to supply a large number of parts if J(n) I(n) (b) Which supplier should be used to supply a large number of parts if J(n) I(n) (c) Which supplier should be used to supply a large number of parts if n
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22. 1/12 points | Previous Answers Calculate these limits. If the limit is or , write infinity or - infinity. If the limit does not exist, write DNE: = = t 2 t + t 2 t
10/16/15, 8:17 PM hw05S2.5-6 Page 14 of 15 . (c) = . (d) = . (e) = . (f) = . (g) = . (h) = . lim t pi /2 cos t 2cos 2 t sin 2 t + 2 cos 2 t lim t pi /2 cos t + 2cos 2 t sin 2 t + 2 cos 2 t lim t pi /2 sin t 2sin 2 t sin 2 t + 2 cos 2 t lim t pi /2 sin t + 2sin 2 t sin 2 t + 2 cos 2 t lim t pi /2 cos t 2sin 2 t sin 2 t + 2 cos 2 t lim t pi /2 cos t + 2sin 2 t sin 2 t + 2 cos 2 t
10/16/15, 8:17 PM hw05S2.5-6 Page 15 of 15 (i) = (j) = . (k) = . (l) = . lim t pi /2 sin t 2cos t sin 2 t + 2 cos 2 t lim t pi /2 sin t + 2cos t sin 2 t + 2 cos 2 t lim t pi /2 cos t 2cos t sin 2 t + 2 cos 2 t lim t pi /2 cos t + 2cos t sin 2 t + 2 cos 2 t