Find the determinant.
A. 75
B. -15
C. -33
D. 33
Answer: C
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Evaluate the surface integral of G over the surface S.S is the plane x + y + z = 4 above the rectangle 0 ? x? 1 and 0 ? y ? 3; G(x,y,z) = 2z
A. 12
B. -18
C. 30
D. 18
Solve the problem.Two recording devices are set 3600 feet apart, with the device at point A to the west of the device at point B. At a point on a line between the devices, 200 feet from point B, a small amount of explosive is detonated. The recording devices record the time the sound reaches each one. How far directly north of site B should a second explosion be done so that the measured time difference recorded by the devices is the same as that for the first detonation?
A. 1241.22 ft B. 1788.85 ft C. 425 ft D. 7375.64 ft
If a firm discovers that the days sales outstanding (DSO) of its credit customers is increasing, management should consider tightening the firm's credit policy.
Answer the following statement true (T) or false (F)
Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 7
B. 
C. 
D. 7y