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Find direction ratios of the line where x + y + z = 1 meets x - y + 2z = 3.
A3, -1, -2
B1, 1, 1
C1, -1, 2
D2, 1, -3
Answer & Solution
Correct answer: A. 3, -1, -2
The line is along the cross product of normals (1,1,1) and (1,-1,2), which is (3, -1, -2).
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