Question

Fill in the table and guess the value of the limit: \lim\limits_{x \to 3} f(x), where f(x)= \frac {x^3 - 27} {x^2 - 9}

Answer 1

Try this option:

`\lim_(x \to 3) (x^3-27)/(x^2-9) = \lim_(x \to 3) (x^2+3x+9)/(x+3)= (27)/(6)= (9)/(2)`