Perform the indicated operation. Assume that all variables are nonnegative.(9 - 6
)(6 - 2
)
A. 54 - 18
+ 12y
B. 54 + 54
+ 12y
C. 54 + 12y
D. 54 - 54
+ 12y
Answer: D
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Use power regression to model the following data. Use two digits of accuracy for the coefficient and for the power. x 1.26 3.78 6.65 8.23 10.52 y 3.51 0.71 0.45 1.47 3?
A. ?
B. ?
C. 
D. ?
Use elimination to solve each system of equations, if possible. Identify the system as consistent or inconsistent. If the system is consistent, state whether the equations are dependent or independent. 0.5x - 0.1y = -2.7-0.3x - 0.5y = 0.5
A. (-5, 2); consistent and independent B. (-1.7, 6.5); consistent and independent C. inconsistent D. (-5.6, 4.3); consistent and independent
Determine whether or not the function is one-to-one.
A. No B. Yes
Graph the feasible region for the system of inequalities.2x + y ? 4 x - 1 ? 0
A. 
B. 
C. 
D. 