Q.The family of planes 2x y z 2 3 2 0 − λ + µ + λ − µ − = − λ + µ + λ − µ − = − λ + µ + λ − µ − = − λ + µ + λ − µ − = always passes through a fixed point whose co-ordinates are:
Correct answer: (1,2,3)
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