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Section 2.2 Lines. OBJECTIVE 1 Find the slope of the line containing the points (–1, 4) and (2, –3).

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Presentation on theme: "Section 2.2 Lines. OBJECTIVE 1 Find the slope of the line containing the points (–1, 4) and (2, –3)."— Presentation transcript:

1 Section 2.2 Lines

2 OBJECTIVE 1

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7 Find the slope of the line containing the points (–1, 4) and (2, –3).

8 Adjust the selections for Xmin, Xmax, Ymin, and Ymax by setting the ratio of x to y at 3:2.

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11 These figures also illustrate that the closer the line is to the vertical position, the greater the magnitude of the slope.

12 OBJECTIVE 2

13 Draw a graph of the line that contains the point (1, 4) and has a slope of:

14 OBJECTIVE 3

15 Graph the equation x = – 2

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17 OBJECTIVE 4

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19 Find the equation of a line with slope – 3 and containing the point (– 1, 4).

20 Find an equation of the horizontal line containing the point (– 4, – 1).

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22 OBJECTIVE 5

23 Find an equation of the line L containing the points (–1, 4) and (3, –1). Graph the line L.

24 OBJECTIVE 6

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28 OBJECTIVE 7

29 Find the slope m and y-intercept b of the equation 3x – 2y = 6. Graph the equation.

30 OBJECTIVE 8

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32 Graph the linear equation 3x + 2y = 6 by finding its intercepts.

33 OBJECTIVE 9

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36 Find an equation for the line that contains the point (4, – 1) and is parallel to the line – 3x + 5y = 1. By hand, graph the two lines.

37 OBJECTIVE 10

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40 Find the slope of a line perpendicular to a line with slope.

41 Find an equation of the line that contains the point (– 4, 6) and is perpendicular to the line 2x – y = 4. Graph the two lines.


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