Multiply and simplify.
? 
A. 5m
B. 
C. 
D. 10
Answer: D
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Perform the indicated operation and write the answer in the form 
where a and b are real numbers.(-4 + 9i) - 2
A. -2 + 9i B. -2 - 9i C. 6 - 9i D. -6 + 9i
Solve the problem.The cost of a rental car for the weekend is given by the function C(x) = 146 + 0.25x, where x is the number of miles driven. Find the slope of the graph of this function and interpret it as a rate of change.
A. 0.25; The cost of the rental car decreases by $0.25 for each mile driven. B. 146; The cost of the rental car decreases by $0.25 for each mile driven. C. 0.25; The cost of the rental car increases by $0.25 for each mile driven. D. 146; The cost of the rental car increases by $146 for each mile driven.
Use the definite integral to find the area between the x-axis and the graph of f(x) over the indicated interval.f(x) = x2 - 6x + 9; [2, 4]
A. 
B. 
C. 
D. 
Find the saddle point and value of the game.Two merchants in the same city plan on selling a new product. Each merchant has 3 strategies to enhance sales. The strategies chosen by each will determine the percentage of sales of the product each gets.B A
A. (1, 2), value -10 B. (3, 1), value -51 C. (2, 2), value 12 D. (1, 1), value -53