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# Review Sheet for MATH 1313 with Professor Flagg at UH

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COURSE
PROF.
No professor available
TYPE
Class Notes
PAGES
6
WORDS
KARMA
25 ?

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This 6 page Class Notes was uploaded by an elite notetaker on Friday February 6, 2015. The Class Notes belongs to a course at University of Houston taught by a professor in Fall. Since its upload, it has received 15 views.

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Date Created: 02/06/15
13137PreLines Page 2 of 6 Example 2 Find the slope of the line passing through the points 725 and 077 7 2 m i 5 r o w a a Example 3 Find the slope of the vertical line X 3 AW Example 4 Find the slope of the horizontal line y 2 L 7 0 Parallel Lines Two lines are parallel if they have the SAME SLOPE 7 Para l hro 3 p0 Perpendicular Lines Two lines are perpendicular if they meet at a 90 degree angle 5 o arz n ve39 f e c r mC One 5906 5 m r 05 l b 6 90 5 oflt g m 9 t on 13137PreLines Page 3 of6 Intercepts 7 Points Where the graph crosses the axis F XHmnle 9 Tnhel the Y and vintercents on the following amnh Re sure to list 5 3 7 3341 C Sfo gc 70 OX gtlt km E as W m 07g 2 3 Cy 3X 6 5y I 39 W 7 3o b7 O 4246 501V or I COZ JCCUCFCqu opybfe m r9 5006 3 4 0 2 F 3X y 3X 44 311 w tax A 5001 511va 310636 as XthSPQ l3l37PreLines C a X 3 Example 10 Find the equation of the line pass1ng through the p 4 2 4 wh1 is parallel to the line x 2y 3 5 a r O C X y 97 3 PE 1 W3 au xri 41 h 3 I 11 EJVaX i twp L93 Example 11 Find the equation of the line passing through the poi t 01 which is perrpfElfular to the line x y 2 C41 lcpe an my feCIpr 1 t X B2 Elam 520239 3C 39 y 39 T 39H CZHgtltN 5 M loocry gr xample 12 Which of the foll ing points is on the line 3x 2y 9 3 go 15 0 3 quot quot79 32 K a a 2 9 I 3 b 3632ol6 0 t 7 07L em of2 3ol glgl w 6 AJon 512 357 023 5 7 Yes grim Topic 111 Graphing Lines Example 13 Graph the line 3x 2y 9 U 5 7 fnj 13137PreLines Page 5 0f6 Aer 2cm Example 14 Graph the line y 4 7 s 5 3 r 2 2 3 5 s 7 13l37PIeLines Page 6 of6 Topic IV Finding the Intersection of Two Lines This is called solving a system of linear equations Example 17 Solve the system 5 L 571 x3yl 2x75y9 Eke f eWr sewJ 95 M27 6 X t 7 69 V57lt7 Xc 3Qvr5 2 ExmnplegSoet esytem7 X 1 y 7 33 52 47 057 e 2 quot mg 44 L 5 2 764422 Xzval 3y ztg x 4 22 v T ZJ 423 Example 19 Find the xcoordinate of the solution 0 the system 3x 4y 1 gtlt 3 2x73y29 X4 7X 4 Z 3 Q 39 8 v l l EdeX v39l A k b W fix 1 LL 360 D l 3 4755 IA 9 0 Example 20 ind the ycoordinate of the lution of the system y 3x7 2 y5x4 3XQ xj 33 3x 4 3X 39 x v3 l3l37PreLines Page 1 of 6 seekla l Math1313 L Prerequisite Rev1ew 39 n boo Lines Topic I Slope ofaLine u 9 753 0 5loP39C 2 755i32 wst 4 Y quot K s y 0 A 2 i Slope Formula 77 m h 3 0 I 5 W b 9 i I39 When dogs slope 0 2 u y 0 herlzoni c x mt I a What about the x values being t sa e W l I e 2 i m t b T a l Slope and the direction of theilirie P C49 C Example 1 Find the slope of the line graphed below lee Z Lr O 01 me 07 5amp5 A9quot Lf 3930 r I mz f 39 53 40 5Opzilingc 9 foja 0 50 P OIL bi Slope alas 40 Ver7Llcak 7sso32i i 2 3 i 5 s 7

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