Odpowiedź :
90⁸*15⁻⁸ { pod kreska ulamkową } 36³
90⁸×(1/15)⁸:36³=(90×1/5)⁸:36³=
=18⁸:36³=
=18⁸:(2³×18³)=
=18⁵:2³=
=(9⁵×2⁵):2³=
=9⁵×2²=4×9⁵₅
90⁸×(1/15)⁸:36³=(90×1/5)⁸:36³=
=18⁸:36³=
=18⁸:(2³×18³)=
=18⁵:2³=
=(9⁵×2⁵):2³=
=9⁵×2²=4×9⁵₅