According to the Rational Root Theorem, what are all the potential rational roots of f(x) = 9x4 – 2x2 – 3x + 4? Plus-or-minus one-ninth, Plus-or-minus two-ninths, Plus-or-minus one-third, Plus-or-minus four-ninths, Plus-or-minus two-thirds, Plus-or-minus1, Plus-or-minus four-thirds, Plus-or-minus2, Plus-or-minus4
Plus-or-minus one-fourth, Plus-or-minus one-half, Plus-or-minus three-fourths, Plus-or-minus1, Plus-or-minus three-halves, Plus-or-minus nine-fourths, Plus-or-minus3, Plus-or-minus nine-halves, Plus-or-minus9
One-ninth, Two-ninths, One-third, Four-ninths, Two-thirds, 1, Four-thirds, 2, 4
One-fourth, One-half, Three-fourths, 1, Three-halves, Nine-fourths, 3, Nine-halves, 9