Algebra I Aim: How do we determine the equation of a function from its graph? HW: "Vacations" Worksheet

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1 Algebra I HW: "Vacations" Worksheet DO NOW 1) Name three points on the line graphed below Nombre tres puntos en la línea graficada por debajo 2) Write the equation (function rule) for the line Escribir la ecuación (regla de función) para la línea x y 1

2 Every Tuesday and Thursday Room 207B *Do Test Corrections* *Make Up Exams* *Make Up Missing HWs* *Get Extra Help* 2

3 HW: "Vacations" Worksheet Project Due Dates WHAT S IN A NAME PROJECT This Thursday Nov 3 Rough draft of name on graph paper is due (borrador de nombre en el papel de gráfico se debe) Nov 10 Your 5 linear functions with table of values is due (Sus funciones lineales con 5 tabla de valores se debe) Nov 18 Rough draft of letter to Juliet is due (borrador de carta a Juliet se debe) Nov 30 Poster with final draft of letter/process sheets due (Cartel con el borrador final de hojas carta / debido proceso) There will be an Organizer Check This Friday (5% of MP Grade) Habrá un organizador Verificar Este viernes (5% de MP Grado) 3

4 Linear functions are just descriptions of groups of points that are all on the same straight line x y Discuss what the function rule is for the given graph and table x y

5 Graphic Organizer Alert! Slope 4 Types Discuss with your partner what you think the function rule is for the given graph. Make a table if you are stuck. Horizontal Line Linea Horizontal Vertical Line Linea Vertical "Zero" Slope Pendiente "Cero" "Undefined" Slope Pendiente "indefinido" y = constant # y = constante # x = constant # x = constante # (e.g. y = 4) (e.g. y = 4) (e.g. x = 3) (e.g. x = 3) 5

6 Graph each of the following equations and describe the slope. Gráfico cada una de las siguientes ecuaciones y describir la pendiente. 6

7 Graph each of the following equations and describe the slope. Gráfico cada una de las siguientes ecuaciones y describir la pendiente. 0 1 Correct 2 Correct 3 4 Correct What is this line called? 7

8 Start on your own Finish with a Partner *If you are stuck, make a table from the graph! Si usted está atascado, hacer una tabla a partir de la gráfica! 8

9 B G Solutions? C D I H K E F J A There may be mistakes on this slide... Puede haber errores en esta diapositiva... 9

10 10

11 Solutions to simultaneous equations Las soluciones a las ecuaciones simultáneas 11

12 Are there any simultaneous equations (lines) that have NO solution? Hay alguna ecuaciones simultáneas (líneas) que no tienen solución? 12

13 How do we determine the equation of a line by examining its graph? Cómo podemos determinar la ecuación de una línea mediante el examen de su gráfica? 13

14 Exit Slip 1) Write the equations for the two linear functions on the graph Escribir las ecuaciones para las dos funciones lineales en el gráfico 2) Write the solution to the two simultaneous equations la solución a las ecuaciones simultáneas 14

15 HW #23: Handout "Vacations" Exit Slip 1) Write the equations for the two linear functions on the graph Escribir las ecuaciones para las dos funciones lineales en el gráfico 2) Write the solution to the two simultaneous equations la solución a las ecuaciones simultáneas 15

16 HW #23: Handout "Vacations" HOMEWORK Vacations Task 16

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