I'm doing a solomon paper and saw this question:
Help with sigma question, AS C1 Watch
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Last edited by waterburn; 02-01-2011 at 16:04.
- 29-12-2010 15:24
- 29-12-2010 16:36
why do you think r starts at 11?
- 01-01-2011 20:14
i am doing solomon past papers as well. I tried to figure out the qustion but i couldn't work it out. If you find the answer please help me as well.