tolong dibantu ... bisakah memakai pemfaktoran

lim [x-->-3] (x + 3)(x² - 3x + 9) / (x + 3)(x² - 2x + 3)
= ((-3)² - 3(-3) + 9) / ((-3)² - 2(-3) + 3)
= 27/18
= 3/2