Solve the problem.Find the least squares line through the points 
and 
A. y = 9x + 8
B. y = 15x + 8
C. y = 15x - 24
D. y = 9x - 24
Answer: D
Mathematics
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Perform the operation.
?
?
A.
B.
C.
D.
E.
none of these
Mathematics
Find the divergence of the field F.F = 
A. 
B. 0
C. 
D. 
Mathematics
Use the graph to find the vertex, the axis of symmetry, and the maximum or minimum value of the function.
A. (-1, -2); x = -1; minimum: 2 B. (-1, 2); x = -1; minimum: 2 C. (2, -1); x = 2; minimum: -1 D. (-2, 1); x = 2; minimum: -1
Mathematics
Solve the problem.Suppose the supply function of a certain item is given by 
and the demand function is 
Find the consumer's surplus.
A. 32
B. 64
C. 
D. 
Mathematics