Find the inverse matrix 
What will be an ideal response?
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Provide an appropriate response.Perform this long division problem without a calculator: 
A. 2.5 B. 2.05 C. 20.5 D. 0.205
A manufacturer of a certain commodity has estimated that her profit in thousands of dollars is given by the expression
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where x (in thousands) is the number of units produced.
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What production range will enable the manufacturer to realize a profit of at least $6,000 on the commodity?
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A. Between 1,000 and 9,000 units. B. Between 5,000 and 10,000 units. C. Between 5,000 and 6,000 units. D. Between 1,000 and 6,000 units. E. Between 1,000 and 10,000 units.
Solve the problem.A town has a population of 3000 people and is increasing by 9% every year. What will the population be at the end of 11 years? Round to the nearest unit.
A. 7102 people B. 7741 people C. 5970 people D. 8438 people
Use the fundamental counting principle to count the number of outcomes. How many different 4-letter radio-station call letters can be made if the first letter must be K or W, letters may be repeated, and the call letters cannot end in an O?
A. 35,152 B. 16,900 C. 33,800 D. 456,976