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Mathematics, 17.02.2020 23:41 gabrielmtrue

If we draw some dots on a paper, and connect each one of them to every other one with a single line, how many lines will we draw? Using mathematical induction, prove that the number of lines for n dots is 1, 2, , n(n − 1).

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If we draw some dots on a paper, and connect each one of them to every other one with a single line,...
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