The angle between two lines x+1 2 = y+3 2 = z-4 -1 and x-4 1 = y+4 2 = z+1 2 is

MHT CET 2022 Mathematics question

The angle between two lines and is

Answer: (A)

The direction ratios of the lines are and . Magnitudes: and . Dot product: . So

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Question ID VK-093888