FS10_1825_006_Qz1_key_blue

FS10_1825_006_Qz1_key_blue - {gm V MTH 1825 see. 006 —...

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Unformatted text preview: {gm V MTH 1825 see. 006 — Quiz #1 Name (print) eff/V Monday, Sept. 13, 2010 g 20 points Signature LCtZ; m x + 5 = 4x — 5 algebraically. Show your work. l. (4 pts.) Solve the equation 4 —- 2 7 i l M if» fig“ « 1% w? .3 k” I? t , ,,a.,.:m. K g i a Answer 5 Ex) (4 pts.) Solve the word problem by setting up an equation with one variable and solving it. Be sure to answer the question completely. Show your work. jerry invested a total of$5000 in two accounts. One account paid 3% Simple interest and the other paid 4.5% Simple interest. At the end ofoneyear, the total interest earned was $171. Find the amountinvested in the 3% account. ' 2;, CWVl‘" imaffi? at j £1; a»? if“ e" ' a: , the. i Mn tote Aw; ( g i it, fit. r... 14‘ if" f we mm a it. e e M (“a W a ") Page i of; the 3. (4 pts.) Simplify the expression 3x(l — 2y) — 7y(x —- 4) — 835. Show your work. 4. (4 pts.) Simplify each expression using two steps. For example: 2 + 3 + 4 = 5 + 4 = 9. i}:\ Q 5"" f” n 1 r; 9 MW a. 8—6(7) = E3 ii ti = m b, -24+(_2)2= 1M} c. 200+4-5= = d. +441: Wte-rtei = ‘‘‘‘ "the 5. (2 pts.) Circle the gown? numbers in the following list of real numbers: erm\\ {Earth‘th NWMW , MMMWWWME 3 lfifiymm‘. (6-4 “it t 0 it «/13 8.232323... “j: 2;; est—145 :3} 10:1; "l’QFA‘t.rtéiX(A3 3i ~ 4; ram is *3 6. (1 pt.) Consider the sets M = {x1 x s —2} and N = {x} x s 7}. The set M m N is which of the following? (A) [—2,7] (D) Q (empty set) mehym“ as» .A.,_1‘,,(M,ae ,, r» .p w ‘ My (E) Hf”) 7. (1 pt.) Which property justifies the statement 12+ (—12) = 0‘? (A) commutative (B) associative ,\ (C) identity invers¢,,,‘ Score: / 20 Page 2 0f2 ...
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FS10_1825_006_Qz1_key_blue - {gm V MTH 1825 see. 006 —...

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