Fiona is completing the square to solve the polynomial equation. x squared minus 4 x plus 1 is equal to 0 What should be her first step?

To complete the square, first move the constant term away from the terms containing x. Subtract 1 from both sides of x² − 4x + 1 = 0, giving x² − 4x = −1. So the first step is isolating the constant 1.

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