1. The problem statement, all variables and given/known data
the ans is C for this question. i really have no idea , van someone explain please?
2. Relevant equations
3. The attempt at a solution
http://ift.tt/1iumCOG
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the ans is C for this question. i really have no idea , van someone explain please?
2. Relevant equations
3. The attempt at a solution
http://ift.tt/1iumCOG