Decide whether the set of ordered pairs is a function.{(-4, -1), (-3, -8), (2, 7), (6, 8)}
A. Function
B. Not a function
Answer: A
Mathematics
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Solve the system of equations.x+ y=0-5x - 5y + 5z =-15x- z=2
A. (-3, -1, 1) B. (-1, -3, 1) C. (-3, 1, -1) D. (-1, 1, -3)
Mathematics
The graph shows a region of feasible solutions. Find the requested value or values of P over this region.Find the maximum and minimum ofP = 13x - 16y.
A. -96, 0 B. 65, 0 C. 65, -96 D. -63.75, -96
Mathematics
Write an equation for the piecewise function.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Mathematics
Evaluate.4 ? 53
A. 8000 B. 129 C. 500 D. 60
Mathematics