Find the distance on the number line between the pair of numbers.-15, -16
A. 1
B. 31
C. -31
D. -1
Answer: A
Mathematics
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Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = 
, g(x) = x2
A. Yes, yes B. Yes, no C. No, no D. No, yes
Mathematics
Write the system of equations associated with the augmented matrix. Do not solve.
A. 9x + 4y + 8z = -2
| 6x | + 7z = | 4 |
| 5x + 2y | = | 2 |
B. 5x + 6y + 9z = -2
| 2x | + 4z = 4 |
| 7y + 8z | = 2 |
C. 9x + 4y + 8z = -2
| 6x | + 7z = 4 |
| 5x | + 2z = 2 |
D. 9x - 4y + 8z = -2
| 6x | + 7z = -4 |
| 5x + 2y | = -2 |
Mathematics
Translate to an equation and solve. What percent of 50 is 15?
A. 30% B. 44% C. 88% D. 15%
Mathematics
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
Mathematics