Question

factorise a(a-3)-b(b-3)​

Answer 1

Answer:

Hey mate,

Here is ur answer.....

a(a-3)- b(b-3)

= a²- 3a - b²-3b

= a² - b² - 3a -3b

= (a+b) (a-b) - 3(a-b)

Hope this helps you and if then please follow me and mark me as branliest and answer my questions ......

Answer 2

Step-by-step explanation:

see the photo attached.....

hope it helps...