Question

nevoie de ajutos,pls repedeee​

Answer 1

Răspuns:

☕ SALUT! ☕

e.(11/45-1/30)*18/19=19/90*18/19=1/90*18=1/5

f.(11/12-7/15)*10/9+1/2=

9/20*10/9+1/2= se simplifica 9

1/20*10+1/2=

1/2+1/2=

=1.

Explicație pas cu pas:

e.- se simplifica 19