Question

am nevoie urgent de ajutor va rog frumos dau coroana ♥️♥️♥️​

Answer 1

 

$\displaystyle\bf\\\sqrt{(n-3)^2}=|(n-3)|~~~~ (Este~un~ modul.)\\\\ |(n-3)| = (n-3)~daca~n>3,~dar~n<3\\\implies~|(n-3)| = -(n-3)=\boxed{\bf-n+3}~~deoarece~~n<3$