Solve the problem.Economists use what is called a Leffer curve to predict the government revenue for tax rates from 0% to 100%. Economists agree that the end points of the curve generate 0 revenue, but disagree on the tax rate that produces the maximum revenue. Suppose an economist produces this rational function 
where R is revenue in millions at a tax rate of x percent. Use a graphing calculator to graph the function. What tax rate produces the maximum revenue? What is the maximum revenue?
A. 28.8%; $272 million
B. 38.4%; $383 million
C. 27.0%; $379 million
D. 30.9%; $382 million
Answer: D
Mathematics
You might also like to view...
Perform the indicated operation. 
+ 
A. - 
B. - 
C. - 
D. - 
Mathematics
Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.(x5y3)7/2
A. x21/2y35/2 B. x10/7y6/7 C. x35/2y21/2 D. x17/2y13/2
Mathematics
Solve. If necessary, round to the nearest tenth.A flagpole casts a shadow of 34 feet. Nearby, a 7-foot tree casts a shadow of 5 feet. What is the height of the flagpole?
A. 24.3 ft B. 1,190 ft C. 1 ft D. 47.6 ft
Mathematics
Find all the zeros of the polynomial function.P(x) = 16x3 - 40x2 + 18x - 4
A. 2
B. 2, 
+ 
i, 
- 
i
C. 2, 
+ 
i
D. 
+ 
i, 
- 
i
Mathematics