Question

Factorise 36a^2-36ab+9b^2

Answer 1

Hey mate !!!

Answer :-

Formula = a^2 - 2ab + b^2

=> (a-b)^2

=> 6a^2 -2(6a)(3b) + 3b^2

=> (6a-3b)^2

Hope this helps !

Answer 2

(6a-3b)².

36a²-36b²+9b² is in the form of a+b²-2ab=(a-b)²