MATH QUIZZ 2

MATH QUIZZ 2 - _ .._..a_ fi W L “‘91 E ram-CW1 .3!...

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Unformatted text preview: _ .._..a_ fi W L “‘91 E ram-CW1 .3! RUTGERS U. MA 026 i ,Z-NAME “ M? 4 "i r__ 3 .t " 3“- "V1 QUIZ-#2 FA 4 rad—AZ A .- 4t 1- Graph the solutjon to 3x - 4y < -,12 on the grid prov1ded. Show all steps! b , 334—43L~“2- 4306 / ~13“ 3* 0‘3 5 ‘1 .. ~¢ ' / ~4 L'-~3x'~._‘3: ’3 M t} 3;; ‘l~ 4* 3; W W“! A _ 2. Determine whether the graphs below could be fimcttons. Ifthe graph IS a function, say why, and if it is not, say why not / 3. You are huying gas for your c_a__I. The input is thenmnber of gallons, 3-. The output is the cost, C. The cost is a function of the number of gallons purchased, so we write C = f (g) . F . ' fl CPU or -i ' ‘ ' ,9 a. fl12.'5)=£:};5 means that the cost of figfllons is 2‘ x S . :erf— C b. If the cost of 9.5 0115' is $15.48, write this fact using function notation. ‘4 do W53; V54? 4- .1 Given g(x)= 135% find the domain of g. X— b. Find g(-4) ‘ Jr, _‘ 2.2.6 \‘3 (“V c. Find. 8(3'3) 0v 30:3 i «er-5.1.1 C\ Quid-E3 i .4 Q—‘Q-q— ‘H (93-1 a A retailer buys x shirts at $10 each and 12 shirts that cost § doél§s Imore Express , l 5/ the tot cost o e s 'rts,‘ C, as a tion of x. wk _7 C f . .. '3 \. 1."?— —-—- _.... - 6. 'Graph each line on the gf'id provided. Label accordingly. a. L1: passes through (2, 5) and has m = -0.5 b. 1.2: passes through (-4, -3) and has zero slope m-—_-— \ 7. Given two points on each of the lines L1, L2, L3, and L4,r_determine, algebraically, whether any two of the lines are parallel or pemendicglm. Write a complete sentence justifijing your conclusion. _ ,. X 'x ' \ K)! x Y X K L1: (1:?) 519664;?) L2: (-2,?) and (0, ‘) L3: (-3, 0) and (0, ‘2) L4.- (23')1 and (—12;J 31“»? . Mm- sew " .. ...
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This note was uploaded on 01/19/2012 for the course MATH 026 taught by Professor Staff during the Fall '08 term at Rutgers.

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MATH QUIZZ 2 - _ .._..a_ fi W L “‘91 E ram-CW1 .3!...

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