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If 2 x x x x x x x x 1 x      = 8 9 (103x + 81), then  , 3  are the roots of the equation 

1. 4x 2 + 24x – 27 = 0
2. 4x 2 – 24x – 27 = 0
3. 4x 2 + 24x + 27 = 0
4. 4x 2 – 24x + 27 = 0

Correct answer: 4x 2 – 24x + 27 = 0

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