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Let u,v,w be such that |u| = 1,|v| = 2 ,|w| =3. If the projection v along u is equal to that of w along u and v, w are perpendicular

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Let u,v,w be such that |u| = 1,|v| = 2 ,|w| =3. If the projection v along u is equal to that of w along u and v, w are perpendicular to each other, then |u -v + w| equal to

(a) 2

(b) √7

(c) √14

(d) 14

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1 Answer

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The correct option is (c) √14.

Explanation:

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