Given the matrix in row echelon form, find the solution for the system.
A. (-6, -1)
B. (-9, -1)
C. (-12, -1)
D. (-1, -6)
Answer: A
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Determine whether the graph can be traced. 
A. No B. Yes
Use the graph of a known basic function and a combination of horizontal shifts, reflections, and vertical shifts to sketch the function.h(x) = (2 - x)3
A. 
B. 
C. 
D. 
A small country consists of four states (State 1, State 2, State 3, and State 4). The total population of the country is 200,000. The standard quotas are q1 = 64.8, q2 = 89.9, q3 = 39.6, and q4 = 5.7 respectively.The standard divisor is
A. 1000. B. 100. C. 200. D. 2000. E. none of these
Solve the problem.Suppose you would like to cross a 205-foot wide river in a boat. Assume that the boat can travel 33 mph relative to the water and that the current is flowing west at the rate of 5 mph. If the bearing is chosen so that the boat will land at a point exactly across from its starting point, how long will it take for the boat to make the crossing? Give your answer to the nearest second.
A. 17 sec B. 9 sec C. 4 sec D. 2 sec