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September 2, 2014

September 2, 2014

Posted by **Claire** on Tuesday, October 16, 2012 at 10:16pm.

- real-life step function -
**Steve**, Wednesday, October 17, 2012 at 10:41amif you knew that gas went up 2 cents every week, you might use something like

p = 3.299 + 2⌊x⌋

where x is the number of weeks

and p is the price, which started at 3.299

To see some examples, you can go to

wolframalpha.com

and enter

plot 3.299 + 2⌊x⌋

you can play around with various numbers and see what happens

you can also use int(x) for ⌊x⌋

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