A company manufactures and sells snowmobiles. The total monthly cost, in dollars, to produce n snowmobiles is 70n + 3200. The company’s revenue, in dollars, obtained from selling all n snowmobiles is -0.7n² + 480n. Express in terms of n the company’s monthly profit.
Mathematics
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Solve the problem.Miraculous Music, Inc. finds that the cost to make x compact discs is 
while the revenue produced from them is 
(C and R are in dollars). What is the smallest whole number of compact discs, x, that must be sold for the company to show a profit?
A. 1303 CDs B. 782 CDs C. 175,785 CDs D. 105,471 CDs
Mathematics
Graph the quadratic function.f(x) = x2 + 2x -8
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. If the expression cannot be simplified, so state.3[5x2 + 2(6 - x)]
A. 15x2 - 6x + 36 B. 15x2 + 6x + 36 C. 15x2 - 3x + 36 D. 15x2 - 2x + 12
Mathematics
Use Gauss-Jordan row reduction to solve the given system of equations.
?
?
A. 
, z, u arbitrary
B. 
, z, u arbitrary
C. 
, z, u arbitrary
D. 
, z, u arbitrary
E. 
, z, u arbitrary
Mathematics