Find the domain of the rational function.g(x) = 
A. {x|x ? -2, 2, -7}
B. {x|x ? -2, 2}
C. {x|x ? 0, -4}
D. all real numbers
Answer: C
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Solve the problem.Find the average distance from a point 
in the first quadrant of the disk 
to the origin.
A. 3
B. 
C. 6
D. 
Match the equation with the surface it defines.
- 
- 
= 1 
A. Figure 2 B. Figure 3 C. Figure 4 D. Figure 1
Solve the problem.An electric company has the following rate schedule for electricity usage in single-family residences:Monthly service charge $4.93Per kilowatt service charge1st 300 kilowatts$0.11589/kWOver 300 kilowatts$0.13321/kWWhat is the charge for using 300 kilowatts in one month?What is the charge for using 375 kilowatts in one month?Construct a function that gives the monthly charge C for x kilowatts of electricity.
What will be an ideal response?
Determine the domain of the function.f(x) = 
A. 
B. 
C. 
D. (-?, ?)