Question

Пожалуйста срочно дам 20 балов

Answer 1

Ответ:

1) (1/2)*3 - (4/3)*2 + 13/6 = 3/6 - 8/6 + 13/6 = 8/6 = 1, 1/3

2) -(5/3)*4 + (7/4)*3 - (11-6)*2 = - 20/12 + 21/12 - 22/12 = -21/12 =1, 3/4

3) - (7/2)*15 - (-8/3)*10-(9/5)*6 = - 105/30 + 80/30 - 54/30 = - 79/30 = 2, 19/30