Question

limite X2 - 36/ X- 6
X-> 6

Answer 1

$\lim_{n \to \ 6} \frac{ x^{2} - 36}{x - 6} = \lim_{n \to \ 6 } \frac{(x - 6)(x + 6)}{x - 6} = \\ \lim_{n \to \ 6} x + 6 = 6 + 6 = 12$