TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph...
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Transcript of TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph...
![Page 1: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/1.jpg)
TODAY IN ALGEBRA…
Warm Up: Graphing functions given the domain
Learning Goal: 4.2 You will graph linear equations in a coordinate plane
Formative Assessment/Independent Practice
Mid. Ch.4 TEST-Monday/Tuesday!
![Page 2: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/2.jpg)
WARM UP: Graph with domain -2, -1, 0, 1, 2.
−2−10
12
− (−2 )−2− (−1 )−2− (0 )−2
− (1 )−2− (2 )−2
0−10
−3−4
![Page 3: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/3.jpg)
4.2 GRAPHING LINEAR FUNCTIONS: With restricted domainsEXAMPLE 1: Graph with domain
−2−10
12
− (−2 )−2− (−1 )−2− (0 )−2
− (1 )−2− (2 )−2
0−10
−3−4
![Page 4: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/4.jpg)
4.2 GRAPHING LINEAR FUNCTIONS: With restricted domainsEXAMPLE : Graph with domain
0
2
4
6
8
−12
(0 )+44
3
2
1
0
−12
(2 )+4
−12
(4 )+4
−12
(6 )+4
−12
(8 )+4
![Page 5: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/5.jpg)
4.2 CHECKING ORDERED PAIRS FOR A SOLUTION: GraphsEXAMPLE: Using your graph of from the warm up, check whether the following ordered pairs are solutions.
1.
2.
3.
4.
YES!
NO!
NO!
YES!
SOLUTIONS ARE ORDERED PAIRS FOUND ON THE LINE!
![Page 6: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/6.jpg)
4.2 CHECKING ORDERED PAIRS FOR A SOLUTION: Equations
EXAMPLE: Check whether the following ordered pairs are solutions of the given equation.1.
a.
This means that point is not on the line
STANDARD FORM:
PRACTICE: b.
This means that point is on the line
![Page 7: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/7.jpg)
4.2 CHECKING ORDERED PAIRS FOR A SOLUTION: Equations
PRACTICE: Check whether the following ordered pairs are solutions of the given equation.1.
STANDARD FORM:
2.
![Page 8: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/8.jpg)
4.2 GRAPHING LINEAR EQUATIONS: Standard Form
EXAMPLE: Graph the equation
1. Solve for y.
2. Make a table by choosing values for x then finding y.
STANDARD FORM:
2. −2−1012
−3+2 (−2 )−7−5−3−11
−3+2 (−1 )−3+2 (0 )−3+2 (1 )−3+2 (2 )
![Page 9: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/9.jpg)
4.2 SOLVING EQUATION IN STANDARD FORM
Solve for y for the following linear in equations in standard form.1. 2. 3.
STANDARD FORM:
![Page 10: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/10.jpg)
4.2 SPECIAL GRAPHS: Horizontal and Vertical linesEXAMPLE: Graph and
−2−10
12
−𝟏−𝟏−𝟏
−𝟏−𝟏
𝒚=𝟐 𝒙=−𝟏
𝟐𝟐𝟐𝟐𝟐
−204
68
HORIZONTALLINE
VERTICALLINE
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4.2 SPECIAL GRAPHS: Horizontal and Vertical linesPRACTICE: Graph and
−2−10
12
𝟔𝟔𝟔
𝟔𝟔
𝒚=−𝟑𝒙=𝟔
−𝟑−𝟑−𝟑−𝟑−𝟑
−204
68
![Page 12: TODAY IN ALGEBRA… Warm Up: Graphing functions given the domain Learning Goal: 4.2 You will graph linear equations in a coordinate plane Formative.](https://reader037.fdocuments.net/reader037/viewer/2022103123/56649d835503460f94a69e81/html5/thumbnails/12.jpg)
FORMATIVE ASSESSMENT: In order to get your assignment for today, you must complete the following task. If you need help:
• First ask a fellow classmate• If you still cannot complete the task,
then as me for assistance.
• Once I have checked your task, I will give you the assignment for the day.
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HOMEWORK #2:
Pg. 219: 1-33 odd
If finished, work on other assignments:
HW #1: Plotting points and graphing WS