Use the data set {-1, -3, -5, 9} to answer the following question(s).The mean of the data set is
A. 0.25.
B. -1.
C. 1.
D. 0.
E. none of these
Answer: D
Mathematics
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Find the product.(-3)(-3)(-3)
A. -37 B. -27 C. -17 D. 27
Mathematics
Does the system have a unique solution, no solution, or many solutions?
A. No solution B. A unique solution C. Many solutions
Mathematics
Solve.
6x - 14 = 
A. 
B. 
C. 
D. 
Mathematics
Use a graphing calculator to solve the system by finding A-1 and A-1B. (Round to the nearest integer if necessary.)-5x - 6y - 5z = -84 3x + 8y + 5z = 92-7x - 3y + 8z = -54
A. {(6, 7, 1)} B. {(5, -9, -1)} C. {(9, 1, 9)} D. {(5, 9, 1)}
Mathematics