Mathematics for IGCSE & O level - Algebraic Manipulation (Section 2 - No. 36)
What is the relationship between the factored form and the completed square form of a quadratic expression?
They are always identical.
The completed square form is a special case of factored form
The factored form is a special case of the completed square form.
They cannot be derived from each other.
解释
The completed square form is the result of a specific factoring process.