Răspunsuri

2014-11-05T20:43:49+02:00
a = 3²⁰⁰⁰-3¹⁹⁹⁹-3¹⁹⁹⁷=3¹⁹⁹⁷*(3³-3-1)=3¹⁹⁹⁷*24
b= 2²⁰⁰²-2²⁰⁰¹+2¹⁹⁹⁷
=2¹⁹⁹⁷(2⁵-2⁴+1)=2¹⁹⁹⁷*17
2002-1997
2001-1997
1997-1997=0
2 la puterea 0 egal 1
cand dai factor comun puterile de sus se scad