January 23, 2014.1

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Thursday, January 23, 2014 Today: Review: Khan Academy Help Complete Final Exam Tomorrow: Graphing Inequalities

Transcript of January 23, 2014.1

Page 1: January 23, 2014.1

Thursday, January 23, 2014

Today:Review:

Khan Academy HelpComplete Final ExamTomorrow: Graphing

Inequalities

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Review:Class Notes Section,

please1. Write the equation of a line; a) parallel to and

b) perpendicular to the equation 3x - y = 18, and passing through the point (3,2). 2. Determine whether the following two lines are parallel,

perpendicular, or neither: X – 3y = 2, – 2x + 6y = 12

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Review:From The Car Problem

0x

20 50

x

x

x

Nifty’s Pricing Equation:

Shazam’s Pricing Equation:

Now, let’s look at the graph on the back.

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The Car ProblemHow do you determine which points belong?Do both graphs have x and y intercepts?

(It’s not necessary for a line to have both, or even one intercept)And Finally, this..

Without saying the answer, what is your strategy for solving?What data do you use? What form of the equation do you use?Questions, from any other part? Assignment due today for

full credit.

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1. Determine the independent & dependent variables.2. Determine the constant & the variable(s).3. Plot the points you can now; figure the slope4. Answer the Question.

Topics & Help (1)

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1. Determine the independent & dependent variables.2. Determine the constant & the variable(s).3. Plot the points you can now; figure the slope4. Answer the Question.

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