math
posted by Alexis .
Find all the possible rational roots of
f(x)= 4x^4  3x^3 +2x^2 + x 3
f(x) = 3x^3  2x^2 + x 1
Thank you so much:)

numerator divides 3, so ±1,±3
denominator divides 4, so ±1,±2,±4
similarly,
numerator is ±1
denominator is ±1,±3