Physics, asked by siddshma0809, 6 months ago

1) Show that the vectors A = i +2j + 4k and B = 2i -j are perpendicular.

Answers

Answered by rishu1910

2

Answer:

concept behind the vectors to be perpendicular is that their dot product is 0

now take their dot product A.B = 1(2)-2(1) = 0

Explanation:

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