Răspuns:
27⁷:[(2¹³+2¹³+2¹⁴)³:64⁷+5⁰]¹⁰=
=3²¹:{[2¹³(1+1+2)]³:2⁴²+1}¹⁰=
=3²¹:[(2¹³×2²)³:2⁴²+1]¹⁰=
=3²¹:[(2¹⁵)³:2⁴²+1]¹⁰=
=3²¹:(2⁴⁵:2⁴²+1)¹⁰=
=3²¹:(2³+1)¹⁰=
=3²¹:(8+1)¹⁰=
=3²¹:9¹⁰=
=3²¹:3²⁰=3
