Question

Помогите пожалуйста с 4 и 5

Answer 1

Ответ:

4) -2/3*8*(-3/9)*9 = 16/3*27/9 = 432/27 = 16

5) (-4)*(-4/3)*(2x - 17/2) = 0;

16/3*(2x-17/2) = 0;

32x/3-272/6 = 0;

32x/3-136/3 = 0;

(32x-136)/3 = 0;

32x-136 = 0;

32x = 136;

x = 4,25