Question: Solve x 4 + x 3 + 7 x 2 + 9 x - 1 8 = 0 given that x = 1 is a

Solve x4+x3+7x2+9x-18=0 given that x=1 is a root.
Solve x4+x3+7x2+9x-18=0 given that x=1 is a root.

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