Provide an appropriate response.Fill in the blanks to complete the statement. For a system of 6 equations and 6 unknowns, the corresponding augmented matrix will have ? rows and ? columns.
A. 6; 7
B. 7; 6
C. 6; 6
D. 7; 7
Answer: A
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Write an equivalent double integral with the order of integration reversed.
A. 
B. 
C. 
D. 
Find the absolute value of the complex number. Round your answer to two decimal places, if necessary.-6 + 2i
A. 3.86 B. 2.83 C. 40 D. 6.32
Use the graph of the polynomial function f(x) to solve f(x) = 0.
A. -2, 1, 8 B. -2, 0, 1 C. -1, 2 D. -2, 1
Solve the problem.Suppose that the speed of a car, measured in miles per hour (mph), is monitored for some short period of time after the driver applies the brakes. The following table relates the speed of the car to the amount of time, measured in seconds (sec), elapsed from the moment that the brakes are applied. Make a scatter diagram of the data. What is happening to the speed of the car during this time frame?
A. The speed of the car decreased as time elapsed.
B. The speed of the car increased as time elapsed.
C. The speed of the car increased as time elapsed.
D. The speed of the car decreased as time elapsed.