Question

Factorise the following expressions by regrouping

1.a³l + a²(l-m) - a(m+n) - n


2.(p³ - 4p)² - 16(p² - 4p) - 9 (p² - 4p) + 16p²q- 64pq​

Answer 1

Answer:

1. a³l + a²(l-m) - a(m+n) - n

Let's simplify step-by-step.

2.(p³ - 4p)² - 16(p² - 4p) - 9 (p² - 4p) + 16p²q- 64pq