Find number abc
If 44a8b - 3c1c8 = 8b31 find number abc. Multiple solutions may exist.Correct answers: 23
The first user who solved this task is Nílton Corrêa de Sousa.
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Radio ship detectionIn 1922, scientists at the Naval Aircraft Radio Laboratory near Washington, D.C., demonstrated that if a ship passed through a radio wave being broadcast between two stations, that ship could be detected, the essentials of radar. |