Question

lim (x²+x-2)/ (x²+2x-3) com x=1

Answer 1

$\lim_{x \to 1} \frac{(x^{2}+x-2)}{(x^{2} +2x -3)} =\\\\ \lim_{x \to 1} \frac{(x+2)(x-1)}{(x+3)(x-1)} =\\\\ \lim_{x \to 1} \frac{x+2}{x+3} = \frac{1 + 2}{1 + 3} = \boxed{\frac{3}{4} }$
Até mais !