quiz 3 - Math 155 Quiz 3 Name Sioluh-ms Also put your name...

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Unformatted text preview: Math 155 Quiz 3 September 13, 2006 Name, Sioluh-ms Also put your name on the back. Calculators are allowed on this quiz. Remember to show all work to receive full credit. 1. (4 points) Consider f (at) = 5803‘”. Graph the function. State whether the function is increasing or decreasing. If the function is increasing, find the doubling time, if the function is decreasing, find the half-life. I l Increasing \ Domini-ma hm’e: 7.: £0.13: M7,: 02:; “ Ln'l- 2. (3 points) Let f($) = 3.0 + 4.0005(2nx‘l'0). Give the following values: 5.0 average 3.0 ?¢fi'°&= 21 c. E: = ZIPS-2 _ maximum 1.1; 6? Eu 2"! - minimum —L O amplitude f-| . 0 period 5.0 phase 1 . D 3. (3 points) 2.0 mL of water with a salt concentration of 0.85 moles/ L is mixed with 5.0 mL of water with a salt concentration of 0.70 moles/ L. What is the concentration of the resulting mixture? To-iql Volm 1.0 15.0 =— 3.0 7.. 5 fibers) + 309.»): 674W! Moles/L. ...
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