let f(x) = x^4+3x^3+3x^2-3x-4
f(1) = 1 + 3 + 3 - 3 - 4 = 0
f(-1) = 1 - 3 + 3 + 3 - 4 = 0
f(0) = -4 ≠ 0
f(2) = ..... ≠ 0
so what do you think?
Find the rational roots of x^4+3x^3+3x^2-3x-4=0.
A.0,1
B.1,2
C.1,-1
D.-1,2
1 answer