Respuesta :
The given expression will be undefined for x = -4 and x = -2.
The given expression will be undefined if the denominator equal to 0.
It means:
[tex]x^2+6x+8=0\\ (x+4)(x+2)=0\\ x=-4,-2[/tex]
Hence, the given expression will be undefined for x = -4 and x = -2.
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