Question

An electric company charges

$ 11.60

per month plus

$ 0.11

per​ kilowatt-hour (kWh) for the first

300

kWh used per month and

$ 0.06

per kWh for anything over

300

kWh used.a. How much is owed for using

230

kWh per​ month?b. How much is owed for using

350

kWh per​ month?

c. Write a piecewise​ function, C(x), where C is the cost charged per month as a function of the monthly​ kilowatt-hours used, x.

d. Sketch the piecewise function.

a. What is the charge for using

230

kWh in a​ month?

Cequals=​$nothing

​(Simplify your answer. Type an integer or a​ decimal.)

Answer 1

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