a) (a + c )
· (b - d) =
b) (a - d ) · (e + f) = c) (a + c ) · (a - d) = d) (b - c ) · (d + e) = e) (a - b ) · (x - y) = f) (2a - c ) · (b + d) = g) (a + 3d ) · (e - f) = h) (3a - 2c ) · (a + d) = i) (b - c ) · (4d - 5e) = j) (3a + b ) · (2,5x - y) = |
ab
- ad + bc -cd
ae + af - de - df z.B. a2 - ad + ac - cd bd + be -cd - ce ax - ay - bx + by 2ab + 2ad - bc -cd ae - af + 3de - 3df z.B. 3a2 + 3ad - 2ac - 2cd 4bd - 5be -4cd + 5ce 7,5ax - 3ay + 2,5bx - by |
a) (5a + 2c )
· (3b - d) =
b) (1,5a + 2,5d ) · (2e - f) = c) (3a + 4c ) · (2a - 5d) = d) (3b + c ) · (d - 2c) = e) (2x + b ) · (3x - y) = f) (2a - c ) · (5 + d) = g) (a - 3d ) · (a + f) = h) (3a - 2c ) · (3a + d) = i) (4b - 5c ) · (4d + 5e) = j) (3a - b ) · (a + 2b) = |
15ab
- 5ad + 6bc - 2cd
3ae - 1,5af + 5de - 2,5df z.B. 6a2 - 15ad + 8ac - 20cd z.B. 3bd - 6bc + cd - 2c2 z.B. 6x2 - 2xy + 3bx - by z.B. 10a + 2ad - 5c - cd z.B.
a2 + af - 3ad
- 3df
z.B. 9a2+ 3ad - 6ac - 2cd z.B. 16bd + 20be - 20cd - 25ce z.B. 3a2 + 5ab - 2b2 |
a) (5a - 2c )
· (3b - 3d) =
b) (1,5a - 2,5d ) · (4x - 2y) = c) (3a - 4c ) · (1,2a - 2,1d) = d) (3b - 5c ) · (x - 2y) = e) (2x - b ) · (3x - 2y) = f) (2a - c ) · (5 - 3d) = g) (a + 3d ) · (3a - f) = h) (3a + 2c ) · (3a - 4d) = i) (4b - 5c ) · (4b + 5e) = j) (3a - b ) · (2a + 2b) = |
z.B.
15ab - 15ad - 6bc + 6cd
z.B. 6ax - 3ay - 10dx + 5dy z.B. 3,6a2 - 6,3ad - 4,8ac + 8,4cd z.B. 3bx - 6by - 5cx + 10cy z.B. 6x2 - 4xy - 3bx + 2by z.B.
10a - 6ad - 5c + 3cd
z.B.
3a2 - af +
9ad - 3df
z.B. 9a2 - 12ad + 6ac - 8cd z.B. 16b2 + 20be - 20bc - 25ce z.B. 6a2 + 4ab - 2b2 |