9000031002

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Level:

Project ID:

9000031002

Accepted:

One of the solutions of the following equation is

x = 2

. Find the set of all solutions.

x^{3} + 2 x^{2} - 5 x - 6 = 0

{- 3; - 1; 2}

{- 3; - 1}

{- 3; 0; 2}

{- 1; 2; 3}

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