Write the following as an algebraic expression in u, u > 0.cos(arcsin u)
A. 
B. 
C. 
D. 
Answer: A
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Write the following statements as a mathematical expression using parentheses and brackets, and then evaluate.Subtract 
from 
. Multiply this difference by 
.
A. 
- 
? 
= 
B. 
- 
? 
= - 
C. 
? 
= - 
D. 
? 
= 
Solve the problem.The shape and density of a thin shell are indicated below. Find the moment of inertia about the z-axis.Shell: upper hemisphere of x2 + y2 + z2 = 9 cut by the plane z = 0Density: ? = 4
A. Iz = 216? B. Iz = 36? C. Iz = 54? D. Iz = 432?
Solve the problem.A balloon is rising vertically at a distance of 
from an observer. When the angle of elevation is 
it is changing at a rate of 
How fast is the balloon ascending?
A. 5.6 ft/s B. 3.0 ft/s C. 3.3 ft/s D. 2.8 ft/s
Round the whole number to the given place.40,306 to the nearest hundred
A. 40,310 B. 40,200 C. 40,300 D. 40,400