Solve the problem by writing an appropriate system of equations and using the inverse of the coefficient matrix to solve the system.The sum of three numbers is 13. The first, plus three times the second, plus the third, is 1. Two times the first, minus the second, plus the third, is 15. Which of the numbers are odd numbers?
A. 29
B. 29 and 7
C. -7 and -29
D. -7
Answer: A
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Provide an appropriate response.Factor the special product: x2 - 10x + 25
A. 
2
B. (x + 5)(x - 5)
C. 
2
D. (x + 25)(x + 1)
Multiply.
? 
A. - 
B. 
C. - 
D. 
List the elements in the sample space of the experiment.A box contains 2 blue cards numbered 1 through 2, and 3 green cards numbered 1 through 3. List the sample space of picking a blue card followed by a green card.
A. {(1, 1), (1, 2), (1, 3), (2, 1), (2, 2), (2, 3)} B. {12} C. {7} D. {(1,1), (1,2), (2, 1), (2, 2), (3, 1), (3, 2)}
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