Question: Consider the polynomial equation 0 = 3x4 - 20x3 + 68x2 - 92x - 39. a. List all possible rational roots. b. Find the four

Consider the polynomial equation
0 = 3x4 - 20x3 + 68x2 - 92x - 39.
a. List all possible rational roots.
b. Find the four roots of the equation.

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