The factors of the quadratic equation x² - 4x - 5 is (x + 1) (x - 5)
What is a quadratic equation?
A quadratic equation is an algebraic expression whose power is raised to the second degree. The solution of a quadratic equation usually leads to a pair of two factors.
From the given question, we are going to look for two numbers:
- The result of the multiplication of these two numbers = (-5)
- The addition and subtraction of these two numbers = (-4)
Thus, the expansion of the quadratic equation will lead to the following factors:
= (x + 1) (x - 5)
Learn more about quadratic equations here:
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