Question

(x2+2x+3)(x2+4x+3)>0

Answer 1

help

Answer 2

\[(x^2+2x+3)(x^2+4x+3)>0\]\[(x+3)(x-1)(x+3)(x+1)>0\]\[(x+3)^2(x-1)(x+1)>0\]\[x\in(-\infty,-1)\cup(1,\infty)\]

Answer 3

I suppose you're asking for the range of x such that the above expression meets the inequality.