Algebra 1 · Factoring
Factoring Trinomials
Algebra 1 · Factoring
Definition
Factoring trinomials is rewriting a trinomial as a product of two binomials.
Examples
- x^2 + 5x + 6 = (x + 2)(x + 3).
- x^2 - x - 6 = (x - 3)(x + 2).
Key rule
Find two numbers that multiply to the last term and add to the middle.
Memory hook
Find the pair that multiplies and adds just right.