Solve the problem.Find the great-circle distance between Leningrad, Russia ( latitude 60° north, longitude 30° east) and Wausau, Wisconsin (latitude 45° north, longitude 90° west).
A. ? 4480 mi
B. ? 1480 mi
C. ? 44,800 mi
D. ? 448.5 mi
Answer: A
Mathematics
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+ 
= 
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A. 
?
B. 
?
C. 
D. 
?
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Graph the system of inequalities.y ? 2x - 3y > 
x
A. 
B. 
C. 
D. 
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Factor by any method.(p + q)2 - 2(p + q) + 1
A. prime B. (p + q - 1)2 C. (p + q - 1)(p + q) D. (p + q - 1)(p + q + 1)
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Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.y = (x - 4)(x + 5)
A. y-axis B. x-axis C. origin D. x-axis, y-axis, origin E. none
Mathematics