Mathematics for IGCSE & O level - Equations (Section 3 - No. 3)
What should be done after factoring a quadratic equation such as x² - 5x + 6 = 0?
Multiply both sides of the equation by -1.
Use the quadratic formula.
Set each factor equal to zero and solve for x.
Combine the factors.
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Set each factor to zero to find the solution of x.