Calculate 
.A = 
A. 28
B. 32
C. 18
D. -32
Answer: B
Mathematics
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Perform the specified calculation.For the vector u = 
, calculate |2u|.
A. 2
B. -2
C. 
D. 2
Mathematics
? = central angle of a circle, r = radius of the circle, s = length of the intercepted arc, 
speed, 
speed, and t = time. Find the missing quantity. Give an exact answer unless otherwise indicated.r = 7.7 feet, ? = 6 rad/sec, v = ?
A. 13.7 ft/sec B. 4.62 ft/sec C. 462 ft/sec D. 46.2 ft/sec
Mathematics
Multiply or divide as indicated.
? 
A. 
B. 
C. 
D. 
Mathematics
Find the equilibrium vector for the transition matrix.
A. [0.25 0.50 0.25] B. [0.25 0.35 0.40] C. [0.31 0.35 0.34] D. [0.47 0.25 0.28]
Mathematics