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Unformatted text preview: College Algebra Quiz #1 I
Friday, September 1, 2006 1.1 — 1.5 Name Show all your work on this caper. Solutions Without correct supporting work will 11 6 accepted. All answers must be exact (i.e., no decimals).
1. Solve: 4[2x—(3—x)+5]=—7x—2
)Zx +§ =— ﬁx»;
I? :c ”5 ~40 2. Solve using the manual method of your choice: 51:2 - 3x = 2 . , 2__
' L. ‘I'L _.
3 Sunpllfy (if: %} :1 (a + if d. L _ H 4. Solve by completing the sguare: 41x2 =12x—11 I
2. 4xLelax+Hzo “W’OS'
“3/2) :‘7/ 1. _.. ..
C 6F 4x ——I 12X —« 11 LOOK ON THE BACK Remember that all solutions must have correct supporting work. 5. Joann took 20 min to drive her boat upstream to water-ski at her favorite spot. Coming back later in the day,
at the same boat speed, took her 15 min. If the current in that part of the river is 5 km per hr, what was her
boat speed? 6. Paula plans to replace the vinyl ﬂoor covering in her 10 ft by 12 ﬂ kitchen. She wants to have a border of
even width of a special material. She can afford only 21 ﬂ2 of this material. How wide a border can she
have? to ...
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- Spring '08