Question

$( \frac{2}{3} )° + ( \frac{2}{3} )¹ + ( \frac{2}{3} )² - ( \frac{2}{3} )$³ =

Answer 1

sper sa te fi ajutat :) coronita ?

Answer 2

1+2/3+4/9-8/9=(27+18+12-8)/27=49/27