Use the order of operations to simplify the expression.
2? 
A. 
B. 
C. 
D. 
Answer: A
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Solve the problem. Find the magnitude of the torque in foot-pounds at point P for the following lever:
= 4 in. and 
= 5 lb
A. 
ft-lb
B. - 
ft-lb
C. 
ft-lb
D. 
ft-lb
Solve the problem. Round to tenths where necessary.Supertankers off-load oil at a docking facility shore point 5 mi offshore. The nearest refinery is 
east of the docking facility. A pipeline must be constructed connecting the docking facility with the refinery. The pipeline costs $300,000 per mile if constructed underwater and $200,000 per mile if over land.
Locate point B to minimize the cost of construction.
A. Point B is 6.91 miles from Point A. B. Point B is 3.27 miles from Point A. C. Point B is 4.47 miles from Point A. D. Point B is 4.28 miles from Point A.
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = |-x|
A. 
B. 
C. 
D. 
Identify the type of surface represented by the given equation. 
+ 
= 
A. Paraboloid
B.
| Ellipsoid |
C. Hyperbolic paraboloid
D. Elliptic cone