copper.hat
| Mathematics | 148,476 rep | 8 gold badges71 silver badges194 bronze badges | |
| Electrical Engineering | 797 rep | 4 silver badges13 bronze badges | |
| Aviation | 491 rep | 5 silver badges11 bronze badges | |
| Travel | 453 rep | 6 silver badges10 bronze badges | |
| Mathematics Educators | 303 rep | 3 silver badges9 bronze badges |
Votes cast (158)
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| 2 | down | 87 | answer | ||||
