Question

9) The product of (a-b) and (a-b) is​

Answer 1

Answer:

=>(a-b)^2

Step-by-step explanation:

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

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

=>(a-b)^2

Answer 2

Answer:

(a-b)²

= a²+b²-2ab

Step-by-step explanation:

product of (a-b) and (a-b)

= (a-b)(a-b) = (a-b)²

= a²+b²-2ab