http://i634.photobucket.com/albums/uu67/cosmos1328/2097152.jpg
please explain your answer clearly, thank you.
physics past paper (mc)
2010-03-13 11:07 pm
回答 (1)
2010-03-14 12:04 am
✔ 最佳答案
The answer is option C.Just think of where the image of S is.
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https://hk.answers.yahoo.com/question/index?qid=20100313000051KK00880