Home
Class 11
MATHS
[" 3.If "vec a" and "vec b" are two unit...

[" 3.If "vec a" and "vec b" are two unit vectors and "theta" is the angle between them,then the unit vector along the "],[" angular bisector of "vec a" and "vec b" will be given by "],[[" a."(vec a-vec b)/(2cos(theta/2))," b."(vec a+vec b)/(2cos(theta/2))," c."(vec a-b)/(cos(theta/2))," d.none of these "]]

Promotional Banner

Similar Questions

Explore conceptually related problems

If vec a and vec b are two unit vectors and theta is the angle between them,then the unit vector along the angular bisector of vec a and vec b will be given by a.(vec a-vec b)/(cos(theta/2)) b.(vec a+vec b)/(2cos(theta/2)) c.(vec a-vec b)/(2cos(theta/2)) d. none of these

If vec aa n d vec b are two unit vectors and theta is the angle between them, then the unit vector along the angular bisector of vec a and vec b will be given by a. ( vec a- vec b)/(cos(theta//2)) b. ( vec a+ vec b)/(2cos(theta//2)) c. ( vec a- vec b)/(2cos(theta//2)) d. none of these

If vec aa n d vec b are two unit vectors and theta is the angle between them, then the unit vector along the angular bisector of vec a and vec b will be given by a. ( vec a- vec b)/(cos(theta//2)) b. ( vec a+ vec b)/(2cos(theta//2)) c. ( vec a- vec b)/(2cos(theta//2)) d. none of these

If vec aa n d vec b are two unit vectors and theta is the angle between them, then the unit vector along the angular bisector of vec a and vec b will be given by a. ( vec a- vec b)/(cos(theta//2)) b. ( vec a+ vec b)/(2cos(theta//2)) c. ( vec a- vec b)/(2cos(theta//2)) d. none of these

If vec a and vec b are unit vectors,and theta is the angle between them,then |vec a-vec b|=

If vec a and vec b are two unit vectors and theta be the angle between them,then sin((theta)/(2))=

If vec a and vec b are unit vectors and theta is the angle between them, then |vec a + vec b| =

If vec x and vec y are two unit vectors and theta is the angle between them,then (1)/(2)|vec x-vec y| is equal to

Let vec a and vec b be two unit vectors and θ is the angle between them. Then vec a+vec b is a unit vector if