Question

efectuati:(-13/6)+5/6;(-7/4)+(-3/4);(-7/6)+-1/6)​

Answer 1

Răspuns:

Explicație pas cu pas:

(-13/6)+5/6;(-7/4)+(-3/4);(-7/6)+(-1/6)​

=-13/6 - 5/6*4/7 + 3/4*6/7 - 1/6

= -14/6 - 20/42 + 18/28

= -7/3 - 10/21 + 9/14

= -7/3 - 20/42 + 27/42

= -7/3 + 7/42

= -7/3 + 1/6 = -14/6 + 1/6 = -13/6