Переставна та сполучна властивості множення раціональних чисел. Коефіцієнт.

23аb

− 5аb

6аb

6

− 32а

32

16

16а

− 16а

160

92ху

− 92ху

− 98ху

92х

0,25 ⋅ 4 ⋅ а ⋅ 12 ⋅ 0,5 ⋅ х

12 ⋅ 0,5 ⋅ а ⋅ 0,25 ⋅ 4 ⋅ х

12 ⋅ 0,5 ⋅ 4 ⋅ 0,25 ⋅ а ⋅ х

0,25 ⋅ 12 ⋅ 4 ⋅ а ⋅ 0,5 ⋅ х

− 1,25 ⋅ (− 3,47) ⋅ (− 8) ⋅ а ⋅ х

− 1,25 ⋅ (− 3,47) ⋅ (− 8) ⋅ а ⋅ х ⋅ k

− 1,25 ⋅ (− 8) ⋅ (− 3,47) ⋅ а ⋅ k

− 1,25 ⋅ (− 8) ⋅ (− 3,47) ⋅ а ⋅ х ⋅ k

9

xс

45

5

45хс

13

-13

-2

2

0 > 3,972* (-23)*15,6*(-0,78)

0< (-256)*(-567)*(-23,5)*987

0>(-2)*(-3)*(-5)*(-91)*(-1)

0<(-67)*53*(-25)*(-20)*(-45)

0,5*0*(-24)*(-675) =12,3*(-23)*0*452*(-1)*(-5,23)

12309

12309abc

− 12309

3

− 11

373

47

570abc

-5,7ав

57ab

-12

12

-64

64

(-120)^²

-120^³