Identify u and 
for the integral 
.
?
A. 
and 
B. 
and 
C. 
and 
D. 
and 
E. 
and 
Answer: B
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Solve the problem.An airplane is flying in the direction 71° west of north at 882 km/hr. Find the component form of the velocity of the airplane, assuming that the positive x-axis represents due east and the positive y-axis represents due north.
A. 
B. 
C. 
D. 
Use DeMoivre's Theorem to write the expression in rectangular form.
4
A. - 
- 
i
B. - 
+ 
i
C. - 
+ 
i
D. - 
- 
i
Find an equation for the ellipse described.Center at (0, 0); focus at (0, -5); vertex at (0, 8)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Triangle ABC is described below. Find all possible values for side c.
?
?
cm, 
cm
?
Round to the appropriate number of significant digits after all computations are complete.
?
__________ cm
What will be an ideal response?