Question

Ex 1 dau coroana!!!!!

Answer 1

Răspuns:

$\lim_{x \to \ 2} 2x^{2} /( x^{2} +3x+1)=8/11$

Explicație pas cu pas:

$\lim_{x \to \ 2} x/(x+1)=2/3$

$\lim_{x \to \0} (x^{2} +x+1)/3x+1=1$

$\lim_{x \to \ -1} (3x+2) / (4x^{2} -3)=-1/1=-1$