Властивості множення раціональних чисел.

- 6m + 3n

- 6m - 3n

6m - 3n

6m + 3n

7b - 7

- 7b + 7

- 7b - 7

7b + 7

- 5x - 5y

5x + 5y

5x - 5y

- 5x + 5y

- 8x + 6y

8x + 6y

8x - 6y

- 8x - 6y

2

- 1

1

- 2

5

- 8

9

- 9

2 ⋅ (- a - 2b + 4c)

2 ⋅ (a - 2b + 4c)

2 ⋅ (a + 2b - 4c)

2 ⋅ (a + 2b + 4c)

- 7 ⋅ (x - y + 1)

7 ⋅ (x - y + 1)

7 ⋅ (x - y - 1)

7 ⋅ (x + y - 1)

- 3 ⋅ (4m + 6n - 5t)

3 ⋅ (4m - 6n + 5t)

3 ⋅ (- 4m + 6n + 5t)

3 ⋅ (4m + 6n - 5t)

- 3a ⋅ (3 - 4b + 2c)

3a ⋅ (3 - 4b + 2c)

3a ⋅ (3 + 4b - 2c)

3 ⋅ (3a - 4ab + 2ac)

- 3a ⋅ (x + 2y - 4p)

3 ⋅ (ax + 2ay - 4ap)

3a ⋅ (x + 2y - 4p)

3a ⋅ (- x - 2y + 4p)

7m ⋅ (2n + 3x - 5a)

7 ⋅ (2mn + 3mx - 5am)

7m ⋅ (- 2n - 3x - 5a)

7m ⋅ (2n - 3x - 5a)