FS10_1825_006_Qz3_key_green

FS10_1825_006_Qz3_key_green - Gram MTH 1825 see. 006 - Quiz...

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Unformatted text preview: Gram MTH 1825 see. 006 - Quiz #3 Name (print) KEV Wednesday, Oct. 6, 2010 ‘ 20 points Signature Show your work on any problem which is worth more than 1 pt. *3 , m '2 m” (a l. (1 pt.) Is the relation {(2,6),(7,6),(3,5)} a function? Answer Yes or No: V63 33 7, /~ 3 .... mm‘fls 2. (3 pts.) Find the domain of f (x) = V2x — 13. Write your answer in interval notation. QM QM M (a " Mam/l waged i'i gm «E: if?) “’3‘ t it: 21‘ x: M 2:. Answer v “72? ’ 3. (3 pts.) Evaluate g(—3) where g(x) = ——4x2 —— 2x +11. (3023; 2: Alina?” Mae-3% it militia 4% a i, “it maria + it Answer " 4. (1 pt.) Truefifalseibircle one). The x-intercept(s) of the function given by y % f (x) can be found by ev‘alfiafing f (0). Mg?” {a MM “W firfiwgfiw g?“ 5. (2 pts. each) Solve each system of linear equations using any algebraic method. y=3x+2 Sutglfl b —4X+5y=6 “$606 MEX “l” ~6x+2y=4 ‘ 8x—10y=2 (xix Miami)?» “(M t ZHM‘ZK‘} '4. Q Wt «(M a <ij a» kit Li V Waite. Sfitwmtt) at LE (is we, swim/AMA??? Answer inilmiiig 13$ $Qifl}; Answer Y‘tg 3©lolwttm firm if}: Kx-t- 2 (Wu 6. (4 pts.) Use the substitution method to solve the following system. If you use the addition method, you will receive no more than 2 points. 6x+y=12 WW» \ 2“: mtg;th “(9 5 M2 2x+4y=~7 a W % <13 2x + tth «z “is + a2 22t~«2‘lx+ W V“? “Z “ .K "Mia is X ” W'Zx/ Z X: 7. (4 pts.) Use the addition method to solve the following system. If you use the substitution ‘ method, you will receive no more than 2 points. . Vt“: to . 3x+5y=10 'JMQMW'LW‘a “9X w- 3;; M? 9 2 = 43 , \ My x+ )7 01X qg §x+S(,0 ~20 ‘4,.,,VWWWWWMWWW‘MW’“””’”””"””'“""“ 3): m E; a; \Q s t? t uh “’3 .3 ER, t5; KS w E 2: g Answer X E“: or“ (5: N Score: / 20 ...
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FS10_1825_006_Qz3_key_green - Gram MTH 1825 see. 006 - Quiz...

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