Solve the minimization problem by using the simplex method to solve the dual problem.Minimize 4x1 + 5x2subject to 5x1 + 4x2 ? 20 4x1 + x2 ? 12 x1 + 3x2 ? 9and x1 ? 0, x2 ? 0
A. Minimum = 
when x1 = 
and x2 = 
B. Minimum = 
when x1 = 
and x2 = 
C. Minimum = 
when x1 = 2 and x2 = 
D. Minimum = 
when x1 = 
and x2 = 
Answer: B
Mathematics
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Find the x-intercepts and then sketch the graph.f(x) = x2 + 6x - 40 
A. (10, 0), (-4, 0)
B. (-10, 0), (1, 0)
C. (-10, 0), (4, 0)
D. (10, 0), (4, 0)
Mathematics
Find the distance from P1 to P2.P1 = (0, 0, 0) and P2 = (-2, -4, 2)
A. 2
B. 3
C. 
D. 2
Mathematics
Provide an appropriate response.Solve the equation by using quadratic formula: 3x2 + 5x - 7 = 0
What will be an ideal response?
Mathematics
Solve the equation.
log (x + 5) -1 = 0
A. 1005 B. 995 C. -2 D. 9995
Mathematics