Question 1129451
this is 3x^2-11x+12
if it equals 0, then it has non-real roots
x=(1/6)(11+/- sqrt (121-144))
x=(1/6)(11+/- sqrt (-23)) or (1/6)(11+/- i sqrt(23))

{{{graph(300,300,-10,10,-10,10,3x^2-11x+12)}}}