Решите 1) 3/4 (1/6x-1/3)=2x-11 1/2=2,6 2) 2(8x-7)=18-4 (5-4x) - id1387548820200110 от wolfwithyou 10.01.2020 20:50

Question

Алгебра: Решите 1) 3/4 (1/6x-1/3)=2x-11 1/2=2,6 2) 2(8x-7)=18-4 (5-4x)​

wolfwithyou · Accepted Answer

х^3 + 2х^2 – 7х – 14 0 (х^3– 7х) + (2х^2 – 14) 0 х(х^2 - 7) + 2(х^2 - 7) 0 (х^2 - 7)(x + 2) 0 (х  - 7)(х +7)(x + 2) 0 х  - 7          -                         -                                    -                                 +  х +7           -                         +                                    +                               + x + 2          -                         -                                     +                                +              -7-27                    -                      ...

Решите 1) 3/4 (1/6x-1/3)=2x-11 1/2=2,62) 2(8x-7)=18-4 (5-4x)​

MOGZ ответил

Решите
1) 3/4 (1/6x-1/3)=2x-11 1/2=2,6
2) 2(8x-7)=18-4 (5-4x)