Find the solution or solutions, if any exist, to the system.
A. x = 0, y = -1, z = -3
B. x = 0, y = 1, z = -3
C. inconsistent system, no solution
D. infinitely many solutions of the form x = 4 + z, y = -18 - 2z, z = z
Answer: C
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Find dy.4y1/2 - 3xy + x = 0
A. 
dx
B. 
dx
C. 
dx
D. 
dx
Solve the problem.The population of a small country increases according to the function B = 2,300,000e0.02t, where t is measured in years. How many people will the country have after 3 years?
A. 2,810,252 people B. 2,442,224 people C. 6,470,845 people D. 2,640,753 people
Solve the equation by the method of your choice.4x2 - 19x - 5 = 0
A. 
B. 
C. 
D. {-4, 5}
Determine whether the relation represents a function. If it is a function, state the domain and range.{(-2, 6), (-1, 3), (0, 2), (1, 3), (3, 11)}
A. function domain: {-2, -1, 0, 1, 3} range: {6, 3, 2, 11} B. function domain: {6, 3, 2, 11} range: {-2, -1, 0, 1, 3} C. not a function