Example 3 Residential Power Costs Chapter 3.3 Excluding fuel adjustment costs and taxes, Georgia Power Company charges its residential power customers.

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Presentation transcript:

example 3 Residential Power Costs Chapter 3.3 Excluding fuel adjustment costs and taxes, Georgia Power Company charges its residential power customers for electricity during the months of June through September according to the table. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. b.Find C(950) and explain what it means. c.Find the charge for using 1560 kWh in a month.  2009 PBLPathways

Excluding fuel adjustment costs and taxes, Georgia Power Company charges its residential power customers for electricity during the months of June through September according to the table. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. b.Find C(950) and explain what it means. c.Find the charge for using 1560 kWh in a month.

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $ per kilowatt hour

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $ per kilowatt hour

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $ per kilowatt hour

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $ per kilowatt hour

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $ per kilowatt hour

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $ per kilowatt hour

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If 0 to 650 are used: $7.50 plus $ per kilowatt hour

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $ per kWh above 650

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $ per kWh above 650

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $ per kWh above 650

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $ per kWh above 650

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $ per kWh above 650

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $ per kWh above 650

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $ per kWh above 650

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $ per kWh above 650

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $ per kWh above 650

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 650, up to 1000 used: $37.77 plus $ per kWh above 650

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 1000 used: $64.85 plus $ per kWh above 1000

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 1000 used: $64.85 plus $ per kWh above 1000

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 1000 used: $64.85 plus $ per kWh above 1000

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 1000 used: $64.85 plus $ per kWh above 1000

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours. If more than 1000 used: $64.85 plus $ per kWh above 1000

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours.

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours.

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours.

 2009 PBLPathways Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000 a.Write the piecewise-defined function C that gives the monthly charge for residential electricity, with input x equal to the monthly number of kilowatt-hours.

 2009 PBLPathways b.Find C(950) and explain what it means. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000

 2009 PBLPathways b.Find C(950) and explain what it means. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000

 2009 PBLPathways b.Find C(950) and explain what it means. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000

 2009 PBLPathways c.Find the charge for using 1560 kWh in a month. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000

 2009 PBLPathways c.Find the charge for using 1560 kWh in a month. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000

 2009 PBLPathways c.Find the charge for using 1560 kWh in a month. Monthly Kilowatt-Hours (kWh)Monthly Charge 0 to 650$7.50 plus $ per kWh More than 650, up to 1000$37.77 plus $ per kWh above 650 More than 1000$64.85 plus $ per kWh above 1000