Question

Daca va rog si la asta sa ma ajutati. :(

Answer 1

{[(13-1)/9]²+(26-2)/90 x 15/10}:(46-4)/9=
=[(12/9)²+24/90 x15/10]:42/9=
=(4²/3²+4/10)14/3=
=(16/9 + 2/5):14/3=
=[(5x16)/45+(2x9)/45]:14/3=
=98/45 x 3 /14=
=7/15

Answer 2

e){[1,(3)]²+0,2(6)*1,5}: 4,(6)=
=[1,(7)+0,3(9)]: 4,(6)
=2,1(7):4,(6)
=0,4(6)