Find vectors b and c and matrix A so that the problem is set up as a canonical linear programming problem of the form: maximize cTx subject to Ax ? b and x ? 0. Do not find the solution.Minimize x1 - 2x2 + 3x3 subject to 4x1 - 6x3 ? 30 4x1 - x2 = 28and x1 ? 0, x2 ? 0, x3 ? 0
A. b = 
, c = 
, and A = 
B. b = 
, c = 
, and A = 
C. b = 
, c = 
, and A = 
D. b = 
, c = 
, and A = 
Answer: C
Mathematics
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Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = x6 sin x
A. 6 sin x ln x
B. x sin x
C. 6 cos x ln x + 
D. 6 x6 sin x
Mathematics
Write the imaginary numbers using the letter i.
A. ±50
B. 50i
C. 
i
D. -50i
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Solve.6x - 
- 5x = 
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A $128,000 trust is to be invested in bonds paying 9%, CDs paying 6%, and mortgages paying 10%. The sum of the bond and CD investment must equal the mortgage investment. To earn an $10,900 annual income from the investments, how much should the bank invest in bonds?
A. $22,000 B. $42,000 C. $20,000 D. $64,000
Mathematics