Provide an appropriate response.Assume a is positive, b is negative, and c is positive for the expressiona ? b2 ? cTell whether the value of the given expression is positive, negative or cannot be determined.
A. Cannot be determined
B. Negative
C. Positive
Answer: C
Mathematics
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Use an integer to express the number.One country exported $80,100,000 more than it imported, giving it a positive trade balance.
A. 80,100,000 B. -80,100,000
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Find the total area of the region between the curve and the x-axis.y = 2x + 7; 1 ? x ? 5
A. 52 B. 9 C. 18 D. 26
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Calculate the requested distance.The distance from the point S(2, -8, 4) to the plane -9x + 2y + 6z = -1
A. 
B. 
C. 
D. 
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Find the indicated cardinal number.Find n(D × B) given that B = {1, 3} and D = {7, 8, 9, 10}.
A.
| 8 |
B. 12
C. 16
D. 7
Mathematics