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IIT JEE VECTOR ALGEBRA If ` vec a` and `vec b` are orthogonal unit vectors, then for a vector ...

266 views · Published 25 September 2017 · 4:15 · Indexed 21 September 2026

Channel: Doubtnut · 2017 · Education

This is the Solution of question from Cengage Publication Math Book Vectors and 3d-Geometry Chapter 6 VECTOR ALGEBRA written By G. Tewani. You can Find Solution of all math questions from CENGAGE BOOK on our app DOUBTNUT for free. Download Doubtnut from - https://doubtnut.app.link/FjQv1vy0vR

 If ` vec a` and `vec b`
are orthogonal unit
 vectors, then for a vector ` vec r`
noncoplanar with ` vec a` and `vec b`
, vector `rxxa`
is equal to
a. `[ vec r vec a vec b] vec b-( vec r. vec b)( vec bxx vec a)`
b. `[ vec r vec a vec b]( vec a+ vec b)`

c. `[ vec r vec a vec b] vec a-( vec r. vec a) vec axx vec b`
d. none of these

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IIT JEE VECTOR ALGEBRA If ` vec a` and `vec b` are orthogonal unit vectors, then for a vector ...

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