nov 20 determining equations of lines
TRANSCRIPT
![Page 1: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/1.jpg)
1
Determining Equations of Lines
![Page 2: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/2.jpg)
2
Determining Equations of Lines
"work backwards" to find the equation of the line, given the following:I. slope, yintercept
II. point, slope
Example: (given: slope, yintercept)• Find the equation of the line with slope of 2/3 and the yintercept of 1.
answer in standard form
![Page 3: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/3.jpg)
3
• Find the equation of a line given a slope of 4 and a yintercept of 1, then graph.
![Page 4: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/4.jpg)
4
Examples: (given: point, slope)
• Find the equation of the line given a point (3, 2) on the line, and a slope of 3/5
![Page 5: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/5.jpg)
5
• Find the slope-intercept form of equation where the line with a slope 1/3 passes through the point (1, 4)
![Page 6: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/6.jpg)
6
• Find the slope-intercept form of equation where the line with a slope 1/3 passes through the point (1, 4)
![Page 7: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/7.jpg)
7
Exercise 13
![Page 8: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/8.jpg)
8
Is (6, 2) on the line given by the equation 2x 3y = 6 ?Example:
![Page 9: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/9.jpg)
9
![Page 10: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/10.jpg)
10
![Page 11: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/11.jpg)
11
![Page 12: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/12.jpg)
12
![Page 13: Nov 20 Determining Equations Of Lines](https://reader034.vdocuments.us/reader034/viewer/2022042814/5559c769d8b42a236c8b5680/html5/thumbnails/13.jpg)
13