Use the simplex method to solve the linear programming problem.Maximizez = 4x1 + 2x2subject to:x1 + 5x2 ? 14 2x1 + 3x2 ? 12withx1 ? 0, x2 ? 0
A. Maximum is 56 when x1 = 14, x2 = 0
B. Maximum is 24 when x1 = 6, x2 = 0
C. Maximum is 12 when x1 = 6, x2 = 0
D. Maximum is 14.6 when x1 = 2.5, x2 = 2.3
Answer: B
Mathematics
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A. ln(2 - 
)
B. ln
C. ln
D. ln(
- 1)
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Solve the quadratic equation.5x2 - 9x - 2 = 0
A. -5, 2
B. - 
, 5
C. - 
, 2
D. 
, - 
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Write the first five terms of the arithmetic sequence with the given values.a1 = 15, d = -5
A. 20, 15, 10, 5, 0 B. 10, 5, 0, -5, -10 C. 15, 10, 4, 0, -5 D. 15, 10, 5, 0, -5
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Solve the inequality and graph the solution set.10x + 7 ? 11x - 2
A. {x|x ? -9} or [-9, ?)
B. {x|x > 10} or (10, ?)
C. {x|x ? 9} or (-?, 9]
D. {x|x ? 10} or (-?, 10]
Mathematics