Identify the basic feasible solution corresponding to the given simplex tableau. x1 x2 x3 x4 M
A. x1 = 8, x2 = 0, x3 = 7, x4 = 0, M = 32
B. x1 = 1, x2 = - 
, x3 = 0, x4 = -1, M = 0
C. x1 = 7, x2 = 0, x3 = 8, x4 = 0, M = 32
D. x1 = 0, x2 = 1, x3 = 0, x4 = 3, M = 1
Answer: A
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A. W = 
B. W = 4
C. W = 8
D. W = 16
Write the first five terms of the geometric sequence with the first term a1 and common ratio r.a1 = -4, r = 3
A. 4, -7, -13, -31, -85 B. -4, 12, -36, 108, -324 C. -4, -12, -36, -108, -324 D. -4, 1, -5, 23, -77
Solve the problem.A surveyor is measuring the distance across a small lake. He has set up his transit on one side of the lake 110 feet from a piling that is directly across from a pier on the other side of the lake. From his transit, the angle between the piling and the pier is 65°. What is the distance between the piling and the pier to the nearest foot?
A. 51 feet B. 46 feet C. 236 feet D. 100 feet
Use the formula 
to find the average rate of change of the function f(x) on the interval [a, b].f(x) = 4x, [2, 5]
A. 336 B. 208 C. 347 D. 504