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Physics 15 Online
OpenStudy (anonymous):

A vector of magnitude 20 is added to a vector of magnitude 25. The magnitude of this sum might be: A. zero B. 3 C. 12 D. 47 E. 50 ans: C why 12?

OpenStudy (anonymous):

@hartnn help me pls..

OpenStudy (amistre64):

|dw:1355253476464:dw|

OpenStudy (amistre64):

the smallest it can be is 25-20; and the largest it can be is 25+20, and any values inbetween

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