For the given simplex tableau, determine which variable should be brought into the solution and which row to use as a pivot. x1 x2 x3 x4 x5 M
A. x1, row 1
B. x1, row 2
C. x1, row 3
D. x4, row 2
Answer: C
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Perform the operation.
A. 835 B. 835 R15 C. 15 D. 835 R13
Find the probability.A die is rolled twice. What is the probability of getting a sum greater than or equal to ten?
A. 
B. 
C. 
D. 
Solve the problem.A certain area of forest is populated by two species of animals, which scientists refer to as A and B for simplicity. The forest supplies two kinds of food, referred to as F1 and F2. For one year, species A requires 1.45 units of F1 and 1 units of F2. Species B requires 2.0 units of F1 and 1.9 units of F2. The forest can normally supply at most 833 units of F1 and 453 units of F2 per year. What is the maximum total number of these animals that the forest can support?
A. 312 animals B. 453 animals C. 184 animals D. 886 animals
Find the slope of the tangent line to the graph of each function at the given point and determine an equation of the tangent line.
?
at (-2, -3)
?
A. ?
; 
B. ?
; 
C. 
; 
D. ?
; 