f(x)=x^4-2x^2+3x-4 has 2 real zeros and 2 imaginary zeros right.
7 702lead New member Joined Oct 29, 2007 Messages 10 Oct 29, 2007 #1 f(x)=x^4-2x^2+3x-4 has 2 real zeros and 2 imaginary zeros right.
stapel Super Moderator Staff member Joined Feb 4, 2004 Messages 16,582 Oct 29, 2007 #2 Are you working from the graph, or by some other method? Thank you! Eliz.
