Mathematics for IGCSE & O level - Equations (Section 7 - No. 25)
What is the first step to solve a quadratic equation using completing the square?
Isolate the x² and x terms on one side of the equation.
Factor the quadratic expression.
Use the quadratic formula.
Move all terms to one side and set equal to zero.
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The first step usually involves getting the x² and x terms by themselves.