Question

factorise the 27-125a-135a+225asquare

Answer 1

hey friend!!!

27 - 125a³ -135a+ 225a²

=(3)³ - (5a)³ -3×3×5a(3 - 5a)

=(3-5a)³


hope it will help you..

Answer 2

(3_5)a3 it's u r answer.
ok