Question

factorise (a+b)square-(p+q)square​

Answer 1

Answer:

(a + b + p + q)(a + b - p - q)

Step-by-step explanation:

(a + b)² - (p + q)²

Identity : x² - y² = (x + y)(x - y)

= (a + b + p + q)(a + b - (p + q))

= (a + b + p + q)(a + b - p - q)

Hope this helps! :)