👤

Efectuati
(x+1)²
(√5+t)²
(x-1)²
(√11-t³)²


Răspuns :

(x+1)^2
x^2+2*x*1+1^2
x^2+2*x+1^2
x^2+*x+1
=x^2+2x+1
(x-1)^2
x^2-2*x*1+1^2
x^2-2*x+1^2
=x^2-2x+1
celelalte cu radical nu le pot efectua scuze