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Let the plane P : a . r G K = d contain the line of intersection of two planes ( ) k ˆ j ˆ 3 i ˆ . r − + K = 6 and ( ) k ˆ j ˆ 5 i ˆ 6 . r − + − K = 7 . If the plane P passes through the point ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ 2 1 , 3 , 2 , then the value of 2 2 d | a 13 | G is equal to

1. 90
2. 93
3. 95
4. 97

Correct answer: 93

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