PreCal.
posted by Spencer .
Determine between which consecutive integers one or more real zeros of f(x)=3x^4+x^32x^2+4 are located?
A. no real zeros
B. 0 and 1
C. 2 and 3
D. 1 and 0
I was thinking it's either A or C? I need lots of help.

Graph it on your calculator.