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The area of the region ( ) ( )( ) ( )( ) ⎭ ⎬ ⎫ ⎩ ⎨ ⎧ ≠ > − − − − < ≤ 3 x . 0 4 x 3 x 2 x 1 x xy , 4 x , x 4 y : y , x 2 is

1. 3 8
2. 3 32
3. 3 16
4. 3 64

Correct answer: 3 32

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