Question

Ajutorrrr!!!!!! Am nevoie de ex 8 doar a si b va roggggggggg!!!!! Dau coroana promit!!!!!!

Answer 1

Răspuns:

=(2·2+1)/2-5/4-(15-1)/9

=¹⁸⁾5/2-⁹⁾5/4-⁴⁾14/9

=90/36-45/36-56/9

=-11/36

=-0,30(5)

_____________

=²⁾5/3+²⁾2/3+1/6

=10/6+4/6+1/6

=(15/6)⁽³

=5/3

=1,(6)