Find a unit vector u in the direction of the given vector.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the limit of the sequence or determine that the limit does not exist.an = 
6/n
A. 1 B. does not exist C. 0 D. ln 6
Mathematics
Find the volume of the solid generated by revolving the region about the y-axis.The region enclosed by x = 2tan 
, x = 0, y = - 
A. 7? + 7?2
B. 28? - 7?2
C. 14? - 
?2
D. 28 - 7?
Mathematics
Provide an appropriate response.The solution of x2 + 2x - 15 ? 0 is
A. -5 ? x ? 3. B. x ? 3. C. x ? -5. D. x ? -5, x ? 3. E. x ? -5.
Mathematics
Find the average.60, 53, 73
A. 62 B. 186 C. 63 D. 61
Mathematics