Use an integer or rational number to express the number representing change.One country exported $72,100,000 more than it imported, giving it a positive trade balance.
A. -72,100,000
B. 72,100,000
Answer: B
Mathematics
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Add in the indicated base.
A. 1428 B. 1568 C. 1318 D. 1508
Mathematics
Find the domain of the rational expression.
A. {x|x is a real number and x ? 7} B. {x|x is a real number} C. {x|x is a real number and x ? 3} D. {x|x is a real number and x ? 3 and x ? 7}
Mathematics
Use the formula for 
to evaluate the expression.
A. 24 B. 6 C. 0.5 D. 1
Mathematics
Provide an appropriate response.If a = 4.23, b = 10.07, and c = 10.92, express sin A as a decimal to the nearest ten-thousandth. 
A. 0.3874 B. 2.3806 C. 0.4201 D. 2.5816
Mathematics