Question

factorise a2 -2 ab +b2 -c2​

Answer 1

Answer:

$(a-b)^2 - c^2$

Step-by-step explanation:

$a^2 - 2ab +b^2 - c^2$  =  $(a-b)^2 - c^2$

Answer 2

Answer:

a−b)

2

−c

2

Step-by-step explanation:

a^2 - 2ab +b^2 - c^2a

2

−2ab+b

2

−c

2

= (a-b)^2 - c^2(a−b)

2

−c

2