Solve the problem.The cost of producing t units is C = 4t2 + 5t, and the revenue generated from sales is R = 5t2 + t. Determine the number of units to be sold in order to generate a profit.
A. t > 4
B. t > 5
C. t > 6
D. t > 0
Answer: A
Mathematics
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A. 4x + 14 B. x - 3 C. 4x + 3 D. x + 3
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Divide.
A. - 1 - 2i
B. - 2 + 1i
C. 
+ 
i
D. 
+ 
i
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Solve.Find the distance that will allow the board to balance.
A. 9
B. 9
C. 1
D. 1
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Graph the equations to determine whether the system has any solutions. Find any solutions that exist.
A. 
B. 
C. 
D. 
E. no solution exists
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