What are all the rational roots of the polynomial f(x) = 20x4 + x3 + 8

1.	What are all the rational roots of the polynomial f(x) = 20x4 + x3 + 8x2 + x - 12?
Answer» What are all the rational roots of the polynomial f(x) = 20x⁴ + x³ + 8x² + x -12? Solution:

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