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Factoring Review
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| Question | Answer |
|---|---|
| x^2 - 9 | (x +3)(x - 3) |
| x^2 - x - 12 | (x - 4)(x + 3) |
| 5x^2 - 15x | 5x(x - 3) |
| x^2 - 25 | (x + 5)(x - 5) |
| x^2 + 10x + 16 | (x + 8)(x + 2) |
| 4x^2 - 1 | (2x+1) (2x - 1) |
| 9x^2 + 18x | 9x(x + 2) |