Solve the problem.Given the following revenue and cost functions, find the maximum profit. (Recall that profit equals revenue minus cost.) R(x) = 80x - 2x2; C(x) = 24x + 100
A. $684
B. $392
C. $492
D. $292
Answer: D
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Find the power series representation for f(x).f(x) = e4x
A. 1 - 4x + 
- 
+ . . .
B. 4 - x + 
- 
+ . . .
C. 4 + 4x + 
+ 
+ . . .
D. 1 + 4x + 
+ 
+ . . .
Solve the problem.Under what circumstances is the average daily balance method a more favorable method to the borrower than the previous balance method? Explain.
What will be an ideal response?
For the given polar equation, write an equivalent rectangular equation.r = -8 csc ?
A. y = -8 B. -8y = 1 C. x = -8 D. -8x = 1
Use the given model to solve the application problem.The formula v = 
can be used to estimate the maximum safe velocity v, in miles per hour, at which a car can travel along a curved road with a radius of curvature r, in feet. To the nearest whole number, find the radius of curvature if the maximum safe velocity is 40 miles per hour.
A. 640 ft B. 1600 ft C. 256 ft D. 4000 ft