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Rewrite the equation by completing the square.
x^2-2x+1=0​

1 Answer

7 votes

Answer:

(x - 1)² = 0

Explanation:

Given

x² - 2x + 1 = 0 ( subtract 1 from both sides )

x² - 2x = - 1

To complete the square

add ( half the coefficient of the x- term )² to both sides

x² + 2(- 1)x + 1 = - 1 + 1

(x - 1)² = 0

User Eli Dinkelspiel
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