The factorization of x3+1 is
(x+1)(x2+x+1)
(x+1)(x2-x+1)
(x-1)(x2-x+1)
(x+1)(x2+x-1)
LCM and HCF of (x+1)2 and x3+1 are ____.
LCM and HCF of (x+1)2 and x3+1