Solve the problem.The sales of a new model of notebook computer are approximated by 
, where x represents the number of months the computer has been on the market and S represents sales in thousands of dollars. In how many months will the sales reach $1,500,000?
A. 10 months
B. 17 months
C. 13 months
D. 20 months
Answer: A
Mathematics
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Subtract.(5m2 + 2m + 2) - (-9m2 - 7)
A. 14m2 + 2m + 9 B. -4m2 + 2m - 5 C. 14m2 + 9m + 2 D. -4m2 + 9m + 2
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Give the coordinates of the vertex and graph the equation in a window that includes the vertex.y = -x2 - 4x - 3
A. Vertex: (-2, -1)
B. Vertex: (-2, 1)
C. Vertex: (2, 1)
D. Vertex: (-0.5, 3.25)
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Tell whether the statement is true or false.{6, 8, 9, 11} ? {0, 10, 8, 13, 6} = {6, 8}
A. True B. False
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Decide whether the dose is reasonable or unreasonable. If it is unreasonable, indicate whether it is too much or too little.Take 4 L of cough syrup twice a day.
A.
| Unreasonable, too little |
B.
| Reasonable |
C.
| Unreasonable, too much |
Mathematics