Question

x= 3²⁰⁰⁰ - 3¹⁹⁹⁹ - 3¹⁹⁹⁷
y= 2²⁰⁰²₋ 2²⁰⁰¹ + 2¹⁹⁹⁷
------------------------------
comparati x si y

Answer 1

x/y=3^1997(3^3-3^2-1)/2^1997(2^5-2^4+1)=(3/2)^1997x(27-9-1)/(32-16+1)=
=(1,5)^1997x17/17 > 1
deci x/y>1 de unde x>y

Succes!