Question

Factorise a2-ab-ca+bc​

Answer 1

Step-by-step explanation:

I think it may help u.

last we get two factors...

Answer 2

Answer:

(a-b)×(a-c)

how?

$a {}^{2} - ab - ca + bc \\ factor \: out \: a \: from \: the \: expression \\ a(a - b) - ca + bc \\ factor \: out \: - c \\ a(a - b) - c(a - b) \\ factor \: out \: a - b \\ (a - b) \times (a - c)$