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1 October 12, 2011 Compound Inequalties Jigsaw Activity: Compound Inequalities & Special Cases Homework: Worksheet "Compound Inequalities & Special Cases"

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Page 1: October 12, 2011 - Teaching Channel · PDF fileOctober 12, 2011 Compound ... group to share their ... Notes,Whiteboard,Whiteboard Page,Notebook software,Notebook,PDF,SMART,SMART Technologies

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October 12, 2011Compound Inequalties

Jigsaw Activity: Compound Inequalities & Special Cases

Homework: Worksheet "Compound Inequalities & Special Cases"

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If x represents the age of a person (assuming x > 0):

1. write an inequality statement that represents    the people that can legally drive in CT.

2. write an inequality that describes who can NOT    become president of the U.S.

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Adults                      $25 per ticketChildren & Seniors   $10 per ticket 

Children are 12 and under.  Seniors are 65 and older.

Write an inequality that representsthe people who pay $10 per ticket

Write an inequality that represents the people who pay $25 per ticket

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Compound InequalitiesConsist of two inequality statements connected by AND or OR

A solution to an AND compound inequality must satisfy BOTH inequalities.

A solution to an OR compound inequality will only satisfy ONE of the inequalities.

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Compound Inequality...?Yes No

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Graph

Graph

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Solutions or Not Solutions?

­4 3

­7 2

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How do we solve compound inequalities?

Or

Your TurnSolve and Graph:

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And

Your TurnSolve and Graph:

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October 13, 2011Questions on Homework...?

Jigsaw Activity: Compound Inequalities & Special Cases

Homework: Worksheet "Compound Inequalities & Special Cases"

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A B C D E

MJDJAHNSJABT

ICRMJDKM

KSJWAECK

BGCA

SSDLMDRTPlease take out your homework. If you had any difficulties, ask your group to share their work in order to help find your errors. 

Please sit in your LETTER GROUP (Vertical Groups)

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When you move to your NUMBER GROUP

Take only your pencil and clipboard with your:

­Homework­Prior Knowledge Inventory

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When you move back to your LETTER GROUP

Take only your pencil and clipboard with your:

­Homework­Prior Knowledge Inventory­Lesson Plan

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stop @ 1:22

Questions on Homework...?(answers are on the back)

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Page 16: October 12, 2011 - Teaching Channel · PDF fileOctober 12, 2011 Compound ... group to share their ... Notes,Whiteboard,Whiteboard Page,Notebook software,Notebook,PDF,SMART,SMART Technologies

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Jigsaw Activity: Compound Inequalities & Special Cases

Objective 1:Complete Prior­Knowledge Inventory, share answers and discuss differences within your group.

Objective 2:Investigate a Compound Inequality Special Case with your group and decide on a unanimous CONCLUSION for your Special Case 

LETTER GROUP

NUMBER GROUP

Objective 3:Complete the Worksheet "Special Case: Lesson Plan" with your group

LETTER GROUPObjective 4:Teach your Special Case to the other group members

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Special Cases by Groups

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Solutions