Question

1+{2+[3×(4+5)-6+7×8]-9=
9×{[8+7×(6+5)]×4-3}+2=
va rog ajutati-ma​

Answer 1

Răspuns:

a) 1+{2+[3×(4+5)-6+7×8]}-9=

1+[2+(3×9-6+7×8)]-9=

1+[2+(27-6+56)]-9=

1+[2+(21+56)]-9=

1+(2+77)-9=

1+79-9=71

b) 9×{[8+7×(6+5)]×4-3}+2=

9×[(8+7×11)×4-3]+2=

9×(85×4-3)+2=

9×337+2=

3033+2=3035

Sper ca te am ajutat!