1. 4x² - 36y^6
(Select) (2x² - 6y) (2x² + 6y) (2x + 6y³) (2x - 6y³) (4x + 6y³) (4x + 6y³) (2x + 6y³) (2x + 6y³)

2. 9x^8 - 16y^4
(Select) (3x^4 + 4y²) (3x^4 - 4y²) (6x^4 + 4y^4) (6x³ + 4y^4) (3x^4 + 2y²) (3x³ + 2y²) (3x^4 - 4y^4) (3x³ + 4y^4)

3. 100y^16 - 9z^6
(Select) (10y^8 - 3z^6) (10y^8 - 3z^6) (50y^8 + 3z³) (50y^8 - 3z³) (10y^8 + 3z³) (10y^8 - 3z³) (10y^4 + 3z^6) (10y^4 - 3z^6)

4. 4x^10 - 4y^12
(Select) (2x^5 - 2y^6) (2x^5 + 2y^6) (4x^10 - 2y^6) (4x^10 + 2y^6) (2x^5 - 4y^6) (2x^5 - 4y^6) (2x^5 + 2y^12) (2x^5 + 2y^12)

5. 49x^12 - 9y^12
(Select) (7x^6 + 3y^6) (7x^6 - 3y³) (7x³ - 3y^6) (7x³ + 3y^6) (7x^6 + 3y³) (7x^6 + 3y³) (7x^6 + 3y^6) (7x^6 - 3y^6)

6. 9x^16 - 4z^4
(Select) (3x² + 2z²) (3x² + 2z²) (3x^6 + 2z²) (3x^6 + 2z²) (3x^8 - 2z²) (3x^8 + 2z²) (3x^4 + 2z²) (3x^4 + 2z²)

7. 4x^8 - 9y^20
(Select) (2x^4 + y^10) (2x^4 + y^10) (2x^4 + 3y^10) (2x^4 - 3y^10) (x^4 + 3y^10) (x^4 + 3y^10) (2x^4 + 6y^10) (2x^4 + 6y^10)

8. 25x^6 - 16y^4
(Select) (5x³ + 4y^4) (5x³ + 4y^4) (5x³ - 4y²) (5x³ + 4y²) (5x^6 + 4y²) (5x^6 - 4y²) (5x³ - 2y²) (5x³ + 2y²)

9. 9x^200 - 4z^600
(Select) (3x^10 + 2z^300) (3x^10 - 2z^300) (3x^100 - 2z^300) (3x^100 - 2z^300) (3x^100 + 2z^30) (3x^100 + 2z^30) (3x^100 + 2z^300) (3x^100 - 2z^300)

10. 49x^100 - 100y^48
(Select) (7x^50 + 10y^24) (7x^50 - 10y^24) (7x^10 + 10y^24) (7x^10 - 10y^24) (7x^50 + 50y^24) (7x^50 - 50y^24) (7x^50 - 10y^24) (7x^50 - 10y^24)

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