Mathematics, 23.03.2021 19:00, money2tymes

If using the method of completing the square to solve the quadratic equation x^2-2x-1=0x 2 −2x−1=0, which number would have to be added to "complete the square"

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If using the method of completing the square to solve the quadratic equation x^2-2x-1=0x 2 −2x−1=0,...