Răspunsuri

  • Utilizator Brainly
2014-02-18T17:06:45+02:00
N=(6x-9y)+(6x-9y)²+(6x-9y)³=3(2x-3y)+3²(2x-3y)²+3³(2x-3y)³=3·5+3²·5²+3³·5³=
3·5(1+3·5+3²·5²)=15(1+15+225)=15·241
2 3 2