Solve the system of equations by Gauss-Jordan elimination.
A. {(9, 3, 3)}
B. {(12, 6, 0)}
C. {(18, 12, -6)}
D. ?
Answer: A
Mathematics
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Solve by graphing. Label the axes and show where the solution is located on the graph.Suppose the sales of a particular brand of appliance satisfy the relationship 
where y represents the number of sales in year x, with 
corresponding to 1982. Find the number of sales 
.
A. 7380 B. 3720 C. 7440 D. 3660
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Compute.?2?
A. - 
B. -2
C. 2
D. 0
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Solve the problem.Identify the scatter diagram of the relation that appears linear.
A. 
B. 
C. 
D. 
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?Use the integration to find the general solution of the differential equation 
.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics