Determine whether the ordered pair given is a solution of the linear inequality in two variables.x - y ? 3; (-4, -10)
A. Yes
B. No
Answer: B
Mathematics
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Solve the problem.If a computer prints 5.5 lines in 5 seconds, how many lines can it print per minute?
A. 67.5 lines B. 66.5 lines C. 67 lines D. 66 lines
Mathematics
The function f is one-to-one. Find its inverse.f(x) = x2 + 4, x ? 0
A. f-1(x) = 
- 4, x ? 0
B. f-1(x) = 
- 4, x < 0
C. f-1(x) = 
, x ? 4
D. f-1(x) = 
, x ? -4
Mathematics
Find the maximum or minimum value of the given objective function of a linear programming problem. The figure illustrates the graph of feasible points. 
z = x + 8y. Find maximum.
A. maximum: 20 B. maximum: 34 C. maximum: 27 D. maximum: 42
Mathematics
Convert to a polar equation.x = 5
A. r = 5 B. r cos ? = 5 C. cos ? = 5 D. r sin ? = 5
Mathematics