The figure shows the graphs of the cost and revenue functions for a company that manufactures and sells binoculars. Use the information in the figure to answer the question.
More than how many binoculars must be produced and sold for the company to have a profit gain?
A. 1500 binoculars
B. 2250 binoculars
C. 2700 binoculars
D. 750 binoculars
Answer: D
Mathematics
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Graph the solution set.|x| > 9
A. 
B. 
C. 
D. 
Mathematics
Find the x- and y-intercepts of f.f(x) = -x2(x + 6)(x2 + 1)
A. x-intercepts: -6, -1, 0; y-intercept: 6 B. x-intercepts: -6, 0; y-intercept: 0 C. x-intercepts: -6, -1, 0, 1; y-intercept: 0 D. x-intercepts: -6, -1, 0; y-intercept: -6
Mathematics
Solve the system of equations by substitution, if a solution exists.
A. x = 
, y = 
B. x = 
, y = 
C. No solution
D. Many solutions
Mathematics
Evaluate the expression.
A. 
B. 5
C. 1
D. 5!
Mathematics