In the fraction (1) x + 3 / X-2 (2) X-2 / x + 2 (3) (x-1) (x + 3) / (x + 2) (x-3), what are the restrictions on the value of the letter X

In the fraction (1) x + 3 / X-2 (2) X-2 / x + 2 (3) (x-1) (x + 3) / (x + 2) (x-3), what are the restrictions on the value of the letter X

(1) X cannot be equal to 2
(2) X cannot be equal to - 2
(3) X cannot be equal to either 3 or - 2