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The plane through the intersection of the planes x + y + z = 1 and 2x + 3y – z + 4 = 0 and parallel to y-axis also passes through the point :

1. (–3, 1, 1)
2. (–3, 0, –1)
3. (3, 3, –1)
4. (3, 2, 1)

Correct answer: (3, 2, 1)

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