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Practice Exam with Resolution - Elementary Algebra | MATH 0000A, Exams of Algebra

Material Type: Exam; Professor: Konst; Class: Elementary Algebra; Subject: Mathematics; University: Sierra College; Term: Fall 2006;

Typology: Exams

Pre 2010

Uploaded on 07/30/2009

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Sierra College — Fall2006 Math A — Elementary Algebra Exam Topics 3-5 (KONST) NAME: _ Ke, DATE: tc/se fou 1. True or False (for each statement that is False, you must give a counter example OR correct the statement so it is True) 2 poinst each) a. Vertical lines haye zero slope. Bx cay 7 False, vertical Vines have Undefined & lope. Ben = gee a caa ts b. The slope of the line 3x—2y=7 is 3. a False, the slope is 2 ye Boers c, The distance between the points (-2,5) and (1,6) is 5. False, the distance 16 fre" ds (Cosa ter d. The center of the circle (x-3) +(y+1)' =10 is (3,-1) : bd a> Te Gy love 5 a: fiw ce fo" e. The lines 3x-2y=7 and yengt-4 are perpendicular. Vive fay-a(-9) 412 f The point (-2,5) lies in quadrant IL. a(ry-2(-9) Teve zien ee g. x=-2 is the equation of a horizontal line. ‘ as 213 Fatse , rr Rise horizontal line False h. The point (7,-2)is a solution to 3x-2y $12. 4 False, fo,o) v5 0 Selvtion 40 3ardy 212 2. Write the equation of the line (in slope intercept form) that passes through the point (2,5) and has slope 2. —~ 3 paints) ypemx tl Ze Ye aA | a \ os (aytb AayoueN t y= Oo | \ =axta | sm # pi gee py bea 3. Write the equation of the line (in point slope form) that is parallel to x+2y = 3 and ; an eet = — passes through the point (1,—5) wm (xe Xs ana fe (6 poimta) yr? ' 2 are ! 4 Ot 3 = otk eck xtG yee 4(x-1) 773 pyerx-4 aaa —_ aie nee He ee y Pe eo ob fy | yee rae 3 [\y+3= 3% ‘| -5 = ways 4 ' \ n pce asd yecd Nh . 4 a yerdtsx- 4