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Choose the correctanswer. The planes 2x-y+4z=5 and 5x-2.5y+10z=6 area)perpendicularb)parallelc)intersect y-axisd)passes through (0, 0, 5/4) |
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Answer» perpendicular `therefore` Th normals are parallel. Hence, the planes are parallel `threfore` The answer is (B) |
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