Question

find the product in full form......... ​

Answer 1

(x+1)(x^3-x^2-x+1)

x(x^3-x^2-x+1)+1(x^3-x^2-x+1)

x^4-x^3-x^2+x+x^3-x^2-x+1

x^4-2x^2+1(x,x^3 get cancelled)

I hope this answer will helps you.