Perform the indicated operations.
+ 
- 
A. - 
B. 
C. - 
D. 
Answer: C
Mathematics
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Solve the problem.Find a unit vector perpendicular to plane PQR determined by the points P(2, 1, 1), Q(1, 0, 0) and R(2, 2, 2).
A. 
(j + k)
B. 
(i - j)
C. 
(i + j)
D. 
(j - k)
Mathematics
Convert 116 kilograms to pounds.
A. 2,552 lb B. 260.2 lb C. 255 lb D. 267.2 lb E. 255.2 lb
Mathematics
Find the angle of least positive measure that is coterminal with the given angle.
A. 
B. - 
C. 
D. 
Mathematics
Draw the graph of the equation.x2 - 16y - 8x = 0
A. 
B. 
C. 
D. 
Mathematics