Question

factorise (a-b)^2 - (b-c)^2​

Answer 1

Answer:

1. a
2. ${a}^{2} + {b }^{2} - 2ab - ( {b}^{2} + {c}^{2} - 2bc)$
3. $= {a}^{2} - {c}^{2} - 2b(a - c)$

Answer 2

Answer:

Reffer the attachment for your answer mate