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ConEd, the NY power company, charges its customers $6.56 a month, plus an ad- ditional 87.357 cents per therm up to 28 therms and 57.987 cents per therm above 28 therms. (A therm is a unit of gas supplied.) (a) Express, C, your monthly cost in dollars, as a function of x, the number of therms of gas used in a month. (b) Sketch C against x for x ≥ 0. Put scales on the axes and label the intercepts.

ConEd, the NY power company, charges its customers $6.56 a month, plus an ad- ditional 87.357 cents per therm up to 28 therms and 57.987 cents per therm above 28 therms. (A therm is a unit of gas supplied.) (a) Express, C, your monthly cost in dollars, as a function of x, the number of therms of gas used in a month. (b) Sketch C against x for x ≥ 0. Put scales on the axes and label the intercepts.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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ConEd, the NY power company, charges its customers $6.56 a month, plus an ad- ditional 87.357 cents per therm up to 28 therms and 57.987 cents per therm above 28 therms. (A therm is a unit of gas supplied.) (a) Express, C, your monthly cost in dollars, as a function of x, the number of therms of gas used in a month. (b) Sketch C against x for x ≥ 0. Put scales on the axes and label the intercepts.
Transcribed Image Text:ConEd, the NY power company, charges its customers $6.56 a month, plus an ad- ditional 87.357 cents per therm up to 28 therms and 57.987 cents per therm above 28 therms. (A therm is a unit of gas supplied.) (a) Express, C, your monthly cost in dollars, as a function of x, the number of therms of gas used in a month. (b) Sketch C against x for x ≥ 0. Put scales on the axes and label the intercepts.
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