Algebra-1

To factor the polynomial 3x³ - 9x² + 6x - 18, we can use the grouping method:

Step 1: Group the terms: (3x³ - 9x²) + (6x - 18)

Step 2: Factor out the common factor from each group:
In the first group, we can factor out 3x²: 3x²(x - 3).
In the second group, we can factor out 6: 6(x - 3).