Add.(8x2 + 8x - 4xy - 4) + (9x2 - 3x + 3xy - 1)
A. 22x2 - 6xy
B. 17x2 + 5x - xy - 5
C. 22x2 - xy - 5
D. 17x4 + 5x2 - x2y2 - 5
Answer: B
Mathematics
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Evaluate.115
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Match the equation to the correct graph.y = -(x + 7)2 + 3
A. 
B. 
C. 
D. 
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The graph of f(x) = ax2 + bx + c is given in the figure. Solve the equation 
A. 10 B. 0 C. -10 D. No real solutions
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Solve the problem. Assume that relative maximum and minimum values are absolute maximum and minimum values.A company uses TV and magazines for advertising. They know that profit P is related to the amounts T spent on TV and M spent on magazines by the equation P = 24MT - 4M - 3T + 1, where P, M, and T are in hundreds of thousands. Find the maximum profit.
A. $100,000 B. $60,000 C. $120,000 D. $50,000
Mathematics