Question

factorize a raise to power 4 + a raise to ppwer 3 + a raise to power 2 + a

Answer 1

a^4 + a^3 + a^2 +a

= a^3 (a+1) + a(a+1)

= (a+1)[ (a)^3 + (1)^3]

= (a+1)(a+1)(a^2 + 1 + a)

Answer 2

it's best answer i know.

if you like please mark it as brainlist.

i shall be thankful to you.