Thursday, October 3, 2013

Slope really does mean something....

I am constantly asked the question "What is this used for?" That same question came up yet again in our study of slopes. When we are so bogged down in crunching numbers and following procedures, we forget that numbers and variables represent real situations, and we need to be able to analyze the numbers and make sense of the problem in front of us. Can you answer the questions below? 
What does the slope of this line represent? What is the initial cost of a bike rental? How much would it cost to rent the bike all day? (Like...12 hours.... that's plenty of biking!)







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