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The equation of a plane containing the line of intersection of the planes 2x – y – 4 = 0 and y + 2z – 4 = 0 and passing through the point (1, 1, 0) is -

1. x – 3y – 2z = – 2
2. x – y – z = 0
3. x + 3y + z = 4
4. 2x – z = 2

Correct answer: x – y – z = 0

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