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IIT JEE VECTOR ALGEBRA The angles of triangle, two of whose sides are represented by vectors `s...

57 views · Published 20 February 2018 · 7:31 · Indexed 22 September 2026

Channel: Doubtnut · 2018 · Education

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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/O4zlD9M0vR

The angles of triangle, two
 of whose sides are represented by vectors `sqrt(3)( hat axx vec ba n d hat b-( hat adot hat b) hat a ,w h e r e vec b)`
is a non zero vector and ` hat a`
is unit vector in the
 direction of ` vec a ,`
are
`tan^(-1)(sqrt(3))`
b. `tan^(-1)(1//sqrt(3))`

c. `cot^(-1)(0)`
d. `tan^(-1)(1)`

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