Răspuns:
2+2×(2+2×6×2)
2+2×26
2+52
54
2+2×[2+2×(2+2×2)×2=
2+2x[2+2x(2+4)x2]
2+2x[2+2x6x2]
2+2x(2+2x12)
2+2x(2+24)
2+2x26