Add or subtract as indicated.
- 
A. 
B. 
C. 
D. 
Answer: A
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Use logic to solve the problem.Dick and Andy find a long drainage pipe in a vacant lot. It is big enough so that each boy can just manage to squeeze into it and crawl from one end to the other. If Dick and Andy go into the pipe from opposite ends, is it possible for each boy to crawl the entire length of the pipe and come out the other end?
What will be an ideal response?
Provide an appropriate response.Which quantity describes how widely data values are spread about the center of a distribution?
A. Skewness B. Mean C. Variation D. Number of peaks
Evaluate the expression or indicate that the root is not a real number.-
A. -312 B. -25 C. 25 D. Not a real number
Find the exact value of the expression or state that it does not exist.sec[tan-1(-
)]
A. 
B. - 
C. 2
D. 