Solve the problem.A gas company has the following rate schedule for natural gas usage in single-family residences:Monthly service charge $8.80Per therm service charge1st 25 therms$0.6686/thermOver 25 therms$0.85870/thermWhat is the charge for using 25 therms in one month?What is the charge for using 45 therms in one month?Construct a function that gives the monthly charge C for x therms of gas.
What will be an ideal response?
$25.52
$42.69
C(x) = 
Mathematics
You might also like to view...
Graph the function.y = 3 sin (5x)
A. 
B. 
C. 
D. 
Mathematics
Find the perimeter.
A. 89 m B. 138 m C. 178 m D. 1960 m
Mathematics
Solve the problem using the information given in the table and the specific identification inventory method. Round dollar amounts to the nearest cent.Below is a breakdown of the ending inventory according to various costs per unit. Find the cost of ending inventory. 
A. $360.00 B. $737.10 C. $522.90 D. $882.90
Mathematics
Calculus can be used to find the slope of the line tangent to a curve. The slope of the tangent to the curve 
at 
is f'(a). Use f'(x) to find the slope of the tangent to 
at the given value of x.f'(x) = 6x3 - 2x2 + 5x - 19 at x = -2
A. -69 B. 85 C. -85 D. -75
Mathematics