Determine which method is appropriate to use to factor the following polynomials.

Activity 1

1. 2x - 10
2. 3x² + 9x
3. 2x³ + 4x² + 3x + 6
4. x² - 81
5. x² + 22x + 121
6. 25x² - 49
7. 8x³ + 1
8. 9x² - 12x + 4
9. 2x (x + 4) + 5 (x + 4)
10. 3x² + 7x - 6

Activity 2

1. 3x + 21
2. 4x² - 6x
3. x² - 8x - 20
4. x³ + 8
5. 6x² + 13x - 5
6. x (x + 2) - 4 (x + 2)
7. x⁴ - 36
8. 6x³ + 3x² + 10x + 5
9. x² - 8x + 16
10. 3x² + 7x - 6