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Vector Algebra Part 1

Section: Mathematics

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Question : 42 of 100

Marks: +1, -0

Let

be three unit vectors, out of which vectors

are non-parallel. If α and β are the angles which vector

makes with vectors

respectively and

, then |α- β| is equal to :

[12 Jan 2019 Shift 2]

60°
30°
90°
45°

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