Find the depreciation per unit. Round to the nearest cent.Cost: $655,000Salvage: $65,500Est. Life: 62,000 hours
A. $95.10
B. $10.56
C. $9.51
D. $105.60
Answer: C
Mathematics
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Evaluate the integral.
dx
A. 
- ln 
- 3 tan-1 x + 
ln (x2 + 1) + C
B. 
- 3 tan-1 x + 
ln (x2 + 1) + C
C. 
- ln 
- 5 tan-1 x + ln (x2 + 1) + C
D. 
- ln 
+ 
ln (x2 + 1) + C
Mathematics
Find a nonzero vector orthogonal to the plane through the points P, Q, and R.
 Figure 3.png)
Mathematics
List the quadrant(s) in which the given point is located. The coordinates have the same sign.
A. I, II B. III, IV C. I, III D. II, IV
Mathematics
Find the angle between u and v in radians.u = 5i, v = 5i - 10j
A. 1.56 B. 1.40 C. 1.11 D. 0.46
Mathematics