Factoring grouping and cubic polynomials
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6. X2 -8x + 16
(X - 4) 2
16. X3 - 5X2 + 3X - 15
(X - 5)(X2 + 3)
8. 121X2 +88xy + 16y2
(11X + 4y) 2
10. 144X2 -24x + 1
(12X - 1) 2
11. 169X2 -1
(13X - 1)(13X + 1)
4. 8X3 + 125
(2X + 5)(4X2 -10x + 25)
9. 9X2 -84x + 196
(3X - 14) 2
3. 27X3 - 125
(3X - 5)(9X2 +15x + 25)
18. 3X3 - 5X2 - 9X + 15
(3X - 5)(X2 - 3)
2. 64X3 + 1
(4X + 1)(X2 -8x + 1)
5. 64X3 + 1
(4X + 1)(X2 -8x + 1)
14. 16X2 -121y2
(4X - 11y)(4X + 11y)
7. 25X2 -30xy + 9y2
(5X - 3y) 2
13. 64X2 -25y2
(8X - 5y)(8X + 5y)
12. 81X2 -25y2
(9X - 5y)(9X + 5y)
15. 81X4 -y4
(9X2 + y2)(3X + y)(3X - Y)
X3 + 27
(X + 3)(X2 -6x + 9)
17. X3 - 3X2 + 2X - 6
(X - 3)(X2 + 2)
