preppyprincess1
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BRAINLIEST TO FIRST RIGHT ANSWER!!!    What are all possible factors of: 3x^3 + 4x -12 ?

a) 1, -1, 2, -2, 3, -3, 4, -4, 5, -5, 6, -6, 9, -9, 12, -12, 18, -18, 36, -36
b) -1, -2, -3, -4, -6, 6, 9, 12, 18, 36
c) 1, 2, 3, 4, 6, -6, -9, -12, -18, -36
d) 1, -1, 2, -2, 3, -3, 1/3, -1/3, 2/3, -2/3, 4, -4, 4/3, -4/3, 6, -6, 12, -12

Answer :

sqdancefan
According to the rational root theorem, possible rational roots are
  d) 1, -1, 2, -2, 3, -3, 1/3, -1/3, 2/3, -2/3, 4, -4, 4/3, -4/3, 6, -6, 12, -12

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In fact, none of these is a root of the given expression.

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