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Given, 3x2 - 4x = -2

Then, 9x2 - 12x = -6;

9x2 - 12x + 4 = -2 {completing the square} ;

3x - 2 = ±i√2 {sq rt of both sides} ; and

3x = 2 ± i√2.

Therefore,

x = ⅓(2 ± i√2).

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14y ago

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