289-294 of 413
| Question | Category | sub category | Cost | Created By | Posted | |
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| Electric potential and electric field between charges | Physics | General Accounting | $1.25 | kylie | 2 Oct 09 11:22 | |
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| AC Generator voltage? | Physics | General Physics | $0.75 | allsun | 2 Oct 09 11:13 | |
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| Permutation or combination? | Mathematics | General Maths | $1.2 | iseabal | 30 Sep 09 12:26 | |
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| Linear difference equations | Mathematics | General Maths | $1.3 | lenci | 30 Sep 09 12:19 | |
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| General solution of linear equations | Mathematics | General Maths | $0.5 | amelie | 30 Sep 09 12:14 | |
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| How many 3-item combinations include a soft drink and corn? | Mathematics | General Maths | $1.0 | Jupiter_15 | 29 Sep 09 13:35 | |
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