Solve the system by the best method. Use set notation to express the solution set.
A. {(-5, 5)}
B. no solution; ?
C. {(-6, 5)}
D. {(-5, 4)}
Answer: D
Mathematics
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A. Negative B. Zero C. Undefined D. Positive
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Determine the first five terms of the geometric sequence.a1 = 5, r = 2
A. 2, 10, 50, 250, 1250 B. 5, 7, 9, 11, 13 C. 10, 20, 40, 80, 160 D. 5, 10, 20, 40, 80
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Find the midpoint of the line segment joining the points A and B.A = (x, 2); B = (0, 4)
A. 
B. 
C. (x, 6)
D. 
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Determine whether the diagram could represent a function.
A. Yes B. No
Mathematics