1.

Factorise a(a-b)b(a-b)​

Answer»

ANSWER:

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

({a}^{2}  - ab)(ab -  {b}^{2} )

( {a}^{2}  -  {b}^{2} )

(a + b)(a - b)

Step-by-step EXPLANATION:

\huge\color{blue}hope \: helps \:



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