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Mathematics for IGCSE & O level - Equations (Section 6 - No. 45)

How does completing the square help you solve a quadratic equation?
It simplifies the quadratic equation into linear ones
It makes one side of the equation a perfect square.
It helps you use the quadratic formula easily.
It makes the equation easier to factor.

स्पष्टीकरण

The process makes one side of the equation a perfect square.

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