Solve the problem.A company determines that its cost (in dollars) of producing x machine parts is given by 
and that its revenue (in dollars) for selling x machine parts is given by 
. Write a system of inequalities that would represent the profit region for producing x machine parts. Then graph the system. 
A. C ? 0.2x2 + 6
R ? 11x - 0.2x2
B. C ? 0.2x2 + 6
R ? 11x - 0.2x2
C. C ? 0.2x2 + 6
R ? 11x - 0.2x2
D. C ? 0.2x2 + 6
R ? 11x - 0.2x2
Answer: A
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A. 4154.2 m3 B. 2077.1 m3 C. 395.6 m3 D. 1038.6 m3
Solve the problem.A manufacturer's cost is given by C = 300 n1/3 + 200, where C is the cost and n is the number of parts produced. How many parts are produced when the cost is $2600?
A. 4096 parts B. 512 parts C. 2400 parts D. 64 parts
Use the fundamental identities to find the value of the trigonometric function.Find csc ?, given that cot ? = - 
and cos ? < 0.
A. - 
B. 
C. - 
D. 
For the expression,a) determine the number of terms;b) write down each term; andc) write down the coefficient for each.Be sure to simplify the expression before answering.6x2 - x - 9(6x2 - 4x + 6)
A. a) 3 b) -48x2, -5x, 6 c) -48, -5, 6 B. a) 3 b) -48x2, -37x, -54 c) -48, -37, -54 C. a) 3 b) -48x2, 35x, -54 c) -48, 35, -54 D. a) 3 b) -48x2, 3x, -6 c) -48, 3, -6