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.
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
ChapterP: Prerequisites
SectionP.7: A Library Of Parent Functions
Problem 47E
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