Solve the equation by completing the square.3x2 - 2x - 3 = 0
A. {
, 
}
B. {
, 
}
C. {
, 
}
D. {-3, 
}
Answer: A
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If 
, make a graph of 
versus f. Use a horizontal span of 0 to 10.
What will be an ideal response?
Solve the system, using Cramer's rule, if possible. x - 2y + 3z = 114x + y - z = 42x - y + 3z = 10
A. {(2, -3, 1)} B. {(-2, -3, 3)} C. ? D. {(2, 3, 5)}
Use Taylor series to evaluate the limit.
A. 0 B. 4 C. 2 D. 1
A traveling salesman's territory consists of the 5 cities shown on the following mileage chart. The salesman must organize a round trip that starts and ends at Louisville (his hometown) and will pass through each of the other four cities exactly once.Mileage Chart
At an average cost of 25 cents per mile, the cheapest possible trip that starts at Louisville and passes through each of the other cities exactly once would cost
A. $551.00. B. $578.25. C. $606.50. D. $541.75. E. none of these