Evaluate the expression.
-2
A. - 9
B. 
C. - 
D. 9
Answer: D
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Factor.x(y + 11) + 14(y +11)
A. 11y(x + 14) B. 14x(y + 11) C. (y + 11)(x + 14) D. (xy + 11x) + (14y + 154)
Solve the problem.The difference between a country's exports and imports is called the country's trade balance. If one country had a trade balance of -$87 billion one year, $116 billion the following year, and -$49 billion the third year, what was the total trade balance for these three years?
A. 20 billion dollars B. -252 billion dollars C. 252 billion dollars D. -20 billion dollars
Solve the inequality and graph the solution set.
- 1 ? 
A. (-?, 9]
B. (-?, -1] ? [9, ?)
C. (-?, -1]
D. [-1, 9]
Provide an appropriate response.Sketch the graph of y = -x2. At which of these points is the function decreasing?
A. 2 B. 0 C. -4 D. -2