Задача Задача №261680
А
А
( а - в )2 = а2 - 2ав + в2 1.( х + 1 )2 16. (t – 16 )2 2. (а - 3 )2 17. (17 + u )2 3. (у + 3 )2 18. (18 – v )2 4. (в – 4 )2 19. (19 + w )2 5. (с + 5 )2 20. (20 – z )2 6. (6 – d )2…
Запрос пользователя
( а - в )2 = а2 - 2ав + в2 1.( х + 1 )2 16. (t – 16 )2 2. (а - 3 )2 17. (17 + u )2 3. (у + 3 )2 18. (18 – v )2 4. (в – 4 )2 19. (19 + w )2 5. (с + 5 )2 20. (20 – z )2 6. (6 – d )2 21. (2x + y )2 7. ( 7 + g )2 22. (3a – b )2 8. (8 – h )2 23. (4c + 2 )2 9. (9 + k )2 24. (5d – 3 )2 10.(10 – m )2 25. (6h + 4 )2 11. (n + 11 )2 26. (7k – 2 )2 12. (p – 12)2 27. (3m + 4n )2 13. (q + 13 )2 28. (5p – 6q )2 +60pq 14. (r – 14 )2 29. 2(x + y )2 – 4xy 15. (s + 15 )2 30. (3a – 7b )2 – 42ab
- (х + 1 )2 = х2 + 2х + 1
- (t – 16 )2 = t2 – 32t + 256
- (а - 3 )2 = а2 - 6а + 9
- (17 + u )2 = u2 + 34u + 289
- (у + 3 )2 = у2 + 6у + 9
- (18 – v )2 = v2 – 36v + 324
- (в – 4 )2 = в2 – 8в + 16
- (19 + w )2 = w2 + 38w + 361
- (с + 5 )2 = с2 + 10с + 25
- (20 – z )2 = z2 – 40z + 400
- (6 – d )2 = d2 – 12d + 36
- (2x + y )2 = 4x2 + 4xy + y2
- ( 7 + g )2 = g2 + 14g + 49
- (3a – b )2 = 9a2 – 6ab + b2
- (8 – h )2 = h2 – 16h + 64
- (4c + 2 )2 = 16c2 + 16c + 4
- (9 + k )2 = k2 + 18k + 81
- (5d – 3 )2 = 25d2 – 30d + 9 10.(10 – m )2 = m2 – 20m + 100
- (6h + 4 )2 = 36h2 + 48h + 16
- (n + 11 )2 = n2 + 22n + 121
- (7k – 2 )2 = 49k2 – 28k + 4
- (p – 12)2 = p2 – 24p + 144
- (3m + 4n )2 = 9m2 + 24mn + 16n2
- (q + 13 )2 = q2 + 26q + 169
- (5p – 6q )2 +60pq = 25p2 – 60pq + 36q2 + 60pq = 25p2 + 36q2
- (r – 14 )2 = r2 – 28r + 196
- 2(x + y )2 – 4xy = 2x2 + 4xy + 2y2 – 4xy = 2x2 + 2y2
- (s + 15 )2 = s2 + 30s + 225
- (3a – 7b )2 – 42ab = 9a2 – 42ab + 49b2 – 42ab = 9a2 – 84ab + 49b2
