Perform the indicated operation. Simplify if possible.
+ 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the problem.One rope pulls a barge directly east with a force of 67 newtons, and another rope pulls the barge directly north with a force of 69 newtons. Find the magnitude of the resultant force acting on the barge.
A. 2 newtons B. 96 newtons C. 4623 newtons D. 136 newtons
Mathematics
Simplify. Assume all variables and radicands represent non-negative real numbers.
A. 10x B. -10x C. 100x D. 10x2
Mathematics
For an election with 4 candidates (A, B, C, and D) we have the following preference schedule:
Using the plurality ranking method, which candidate comes in last?
A. A B. B C. C D. D E. none of these
Mathematics
Multiply.-4(16z)
A. -64z B. 16z - 4 C. 12z D. -416 - 4z
Mathematics