Răspuns :
=2+3×[4+5×(6+7×2)]
=2+3×[4+5×(6+14)]
=2+3×(4+5*20)
=2+3×(4+100)
=2+3×104
=2+312
=314
=2+3×[4+5×(6+14)]
=2+3×(4+5*20)
=2+3×(4+100)
=2+3×104
=2+312
=314
2+3×{4+5×[6+7×(8-6)]} = 314
=2 + 3× [ 4 + 5 ×( 6 + 7 ×2)]=
= 2 + 3 × ( 4 + 5 × 20)=
= 2 + 3× ( 4 +100) =
= 2 +3 × 104 =
= 2 +312 =
=314
=2 + 3× [ 4 + 5 ×( 6 + 7 ×2)]=
= 2 + 3 × ( 4 + 5 × 20)=
= 2 + 3× ( 4 +100) =
= 2 +3 × 104 =
= 2 +312 =
=314