Question

Efectuati 3×[3+3×(3^3-3^5:3^3)]+2×3^2

Answer 1

3*[3+3&(27-9)]+18=

=3*(3+54)+18=

=3*57+18=171+18=

=189

Answer 2

3"3= 27. 3"3=27. 3" 5=243. 243:27=9. 27-9=18. 3" 2=9. 3*9=27. 3+27=30. 3*30=90. 2*9=18. 90+18=108. 108. ;D