Question

Calculati ținând cont de ordinea de efectuării operațiilor:

Answer 1

[ 1 / 3 + 1 / 3 : ( 1 - 1 / 3 ) ] : 3 / 2 =

[ 1 / 3 + 1 / 3 : ( 3 / 3 - 1 / 3 ) ] : 3 / 2 =

( 1 / 3 + 1 / 3 : 2 / 3 ) : 3 / 2 =

( 1 / 3 + 1 / 3 × 3 / 2 ) : 3 / 2 =

( 1 / 3 + 3 / 6 ) : 3 / 2 =

( 2 / 6 + 3 / 6 ) : 3 / 2 =

5 / 6 : 3 / 2 =

5 / 6 × 2 / 3 = 10 / 18