Mathematics · Vectors

Let a and b be two non-collinear vectors of unit modulus. If u = a - (a · b)b and v = a × b, then |v| =

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1|u|5
2|u| + |u|2
3|u|2
4|u|✓

Correct answer

|u|

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Let a and b be two non-collinear vectors of unit modulus. If u = a - (a · b)b and v = a × b, then |v| =

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Let a and b be two non-collinear vectors of unit modulus. If u = a - (a · b)b and v = a × b, then |v| =

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