Mathematics for IGCSE & O level - Equations (Section 5 - No. 5)
When would you choose to use the quadratic formula over factorization?
Only when the quadratic equation has integer solutions.
When the quadratic equation can be easily factored.
When factorization is not possible or difficult.
When the coefficient of x² is 1.
Explanation
The quadratic formula always works; it is most helpful when factorization is complex or not possible.
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