factor 9t squared -12t-5

Question

please factor 9t squared- 12t-5. is this factorable, if so, show work

Answer 1

please factor 9t squared- 12t-5. is this factorisable

9t²-12t-5 =(9t²-12t+4)-5-4

(3t-2)² - 9 = ((3t-2)-3)x((3t-2)+3)

Which gives

(3t-5) X (3t+1)