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Functions. By: Yakub Rabiutheen. My function. The number of lights on vs cost of electric bill. It is a function because the number of Lights on effect how much you pay for your electric bill. The Independent variable - How many lights are on. The dependent variable - How much you pay.
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Functions By: YakubRabiutheen
My function • The number of lights on vs cost of electric bill. • It is a function because the number of Lights on effect how much you pay for your electric bill. • The Independent variable - How many lights are on. • The dependent variable - How much you pay.
My table Domain {15,16,17,18,19,20,21,22,23,24,25} Range {30,32,34,36,38,40, 42,44,46,48,50}
Domain and range • Domain {15,16,17,18,19,20,21,22,23,24,25} • Range • {30,32,34,36,38,40, 42,44,46,48,50}
My graph Total cost Y X Number of lights on
The rule 2 dollars for each light on. Y=2x =