last time free points ......................all point finished now i will uninstall brainly.......................
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last time free points ......................all point finished now i will uninstall brainly.......................
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Answer:
matk it is as brainlest answer please
Explanation:
The history of computers can be traced back to 2700 BC in different civilizations such as Sumerian, Roman and Chinese, which made use of Abacus for mathematical calculations. Abacus, a wooden rack holding two horizontal wires with beads strung on them. ... He invented the mechanical calculating machine.