Question

expand
(x+1)(x-2)(x+a)

Answer 1

hey bro here is your answer..... plz follow on insta

anshumanyadav007

Answer 2

Answer:

firstly multiply any two brackets without disturbing the 3 rd bracket

x (x-2) +1 (x-2) {x+a}

x²-2x+x-2{x+a}

x²-x-2(x+a)

x³-x²-2x+ax²-ax-2a

therfore this is your answer