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Answers and rating deltas for
what are the steps to simplifying this (a+b)(a+!b)=a
| Author | Votes | Δ |
|---|---|---|
| Paul R | 1 | 0.00 |
Last visited: Sep 14, 2014, 5:07:29 AM
| Author | Votes | Δ |
|---|---|---|
| Paul R | 1 | 0.00 |