no, I don't think you are using the quadratic formula correctly.
Do you have
for ax^2 + bx + c=0
x = (-b ±√(b^2 - 4ac)/(2a) ??
then for yours
x = (-3 ±√(9-4(1)(3))/2
= (-3 ±√-3)/2 which is a complex number
yes i have that formula
i thought i was told to just put in the numbers for the variables