Write a matrix to display the information.Factories A and B sent rice to stores 1 and 2. It cost $200 to ship from A to 1, $350 from A to 2, $300 from B to 1, and $250 from B to 2. Make a 2 × 2 matrix showing the shipping costs. Assign the factories to the rows and the stores to the columns.
A. 
B. 
C. 
D. 
Answer: C
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Use the two steps for solving a linear programming problem to solve the problem.An airline with two types of airplanes, P1 and P2, has contracted with a tour group to provide transportation for a minimum of 400 first class, 750 tourist class, and 1500 economy class passengers. For a certain trip, airplane P1 costs $10,000 to operate and can accommodate 20 first class, 50 tourist class, and 110 economy class passengers. Airplane P2 costs $8500 to operate and can accommodate 18 first class, 30 tourist class, and 44 economy class passengers. How many of each type of airplane should be used in order to minimize the operating cost?
A. 5 P1 planes and 17 P2 planes
B.
| 9 P1 planes and 13 P2 planes |
C. 11 P1 planes and 7 P2 planes
D. 7 P1 planes and 11 P2 planes
Provide an appropriate response.Is 3x-2 + x-1 + 5 + 6x + 11x2 a polynomial function or a rational function? Why?
What will be an ideal response?
Solve the problem.A weight attached to a spring is pulled down 6 inches below the equilibrium position. Assuming that the period of the system is 
second, write an equation of the weight's simple harmonic motion.
A. y = 6cos 6?t
B. y = -6cos 3?t
C. y = -6cos 6?t
D. y = 6cos 
t
Write the phrase as an algebraic expression. Let x represent the unknown number.Nine subtracted from a number
A. x + 9 B. 9x C. 9 - x D. x - 9