Direction ratios of the line bisecting the acute angle between lines w – InterviewSolution

1.	Direction ratios of the line bisecting the acute angle between lines whose direction ratios are (1,2,−1) and (2,−1,−1), is
Answer» Direction ratios of the line bisecting the acute angle between lines whose direction ratios are $(1, 2, - 1)$ and $(2, - 1, - 1),$ is

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