Sketch the vectors u and w with angle ? between them and sketch the resultant.
= 45, 
= 25, ? = 30°
A. 
B. 
Answer: B
Mathematics
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Find the area of the surface generated by revolving the curve about the indicated axis. y = 
, 0.5 ? x ? 1.5; x-axis
A. 5? B. 3? C. ? D. 4?
Mathematics
Calculate the area of the surface S. S is the portion of the cone 
+ 
= 
that lies between z = 1 and z = 2.
A. 
B. 
?
C. 
?
D. 
?
Mathematics
Perform the indicated operations.3
+ 5
A. -15
B. 45
C. -45
D. 15
Mathematics
Calculate the slope of the line passing through the given points. If the slope is undefined, so state. Then indicate whether the line rises, falls, is horizontal, or is vertical.(9, 0) and (-2, 2)
A. m = - 
; falls
B. m = - 
; falls
C. m = 
; rises
D. m = 
; rises
Mathematics