Solve. x2 - 3y2 = 14x2 + 3y2 = 19
A. (2, 1) and (-2, -1)
B. (1, 2), (-1, 2), (1, -2), (-1, -2)
C. (2, 1), (2, -1), (-2, 1), (-2, -1)
D. (-1, 2) and (1, -2)
Answer: C
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Determine convergence or divergence of the series.
A. Converges B. Diverges
Solve.A plane flies 460 miles with the wind and 300 miles against the wind in the same length of time. If the speed of the wind is 24 mph, what is the speed of the plane in still air?
A. 139 mph B. 104 mph C. 119 mph D. 114 mph
Solve.log2
= x
A. x = 
B. x = 3
C. x = 
D. x = -3
Find the missing quantities. If there is no operating loss or absolute loss, write "none."
A. Cost = $110 Reduced price = $99 Operating loss = none B. Cost = $168 Reduced price = $157 Operating loss = $29 C. Cost = $150 Reduced price = $132 Operating loss = $18 D. Cost = $110 Reduced price = $99 Operating loss = $40