Question

Factorise: $ax+bx-ay-by$

• A. (a + b) (x + y)
• B. (a - b) (x - y)
• C. (a + b) (x - y)
• D. (a - b) (x + y)

Answer 1

The correct option is C

(a + b) (x - y)

We need to regroup $ax+bx-ay-by$

We get $x(a+b)-y(a+b)$

Taking $(a+b)$ common from both the terms we get $(a+b)(x-y)$