Write the sentences as a system of inequalities in two variables. Then graph the system.The sum of the x-variable and the y-variable is at least 7. The x-variable added to the product of 2 and the y-variable does not exceed -2.
A. x + y ? 7
x + 2y ? -2
B. x + y ? 7
2x + y ? -2
C. x + y ? 7
2x + y ? -2
D. x + y ? 7
x + 2y ? -2
Answer: A
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The primary purpose of applying Michael Porter's five forces model is to
A. waste time and resources. B. determine the profit potential of an industry. C. maximize opportunities and threats in the external environment. D. increase uncertainty regarding environmental characteristics.
Simplify.
A. a16
B. a2
C. 
D. a4
Solve the problem.The production level P of a factory during one time period is modeled by P(x, y) = Kx1/2y1/2 where K is a positive integer, x is the number of units of labor scheduled and y is the number of units of capital invested. If labor costs $500/unit, capital costs $800/unit and the owner has $1,900,000 available for one time period, what amount of labor and capital would maximize production?
A. 1900.0 units of labor and 1187.5 units of capital B. 1583.3 units of labor and 1055.6 units of capital C. 1187.5 units of labor and 1900.0 units of capital D. 3800.0 units of labor and 2375.0 units of capital
Graph the equation.y = 
A. 
B. 
C. 
D. 