Solve the problem.Given the following revenue and cost functions, find the x-value that makes profit a maximum. (Recall that profit equals revenue minus cost.) R(x) = 58x - 2x2; C(x) = 25x + 98
A. 8.25
B. 9.25
C. 14.5
D. 16.5
Answer: A
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Provide an appropriate response.Solve the equation: 8x = 6
A. x = 
B. x = 2
C. x = -2
D. x = 
The feasible set of a certain linear programming problem is given by the following system of linear inequalities. Without graphing this set, determine which of the following points is not in the feasible set. 
A. (0, 0) B. (3, 1) C. (1, 1) D. (-1, 2) E. none of these
Solve.Lu Na's car gets 24 miles to the gallon on the highway. How many kilometers per liter does she get on the highway? Round to the nearest hundredth.
A. 56.40 kilometers per liter B. 3.93 kilometers per liter C. 146.45 kilometers per liter D. 10.20 kilometers per liter
Use the integral test to determine whether the infinite series 
is convergent or divergent.Enter just "convergent" or "divergent".
Fill in the blank(s) with the appropriate word(s).