If the angle between unit vectors `veca and vecb` is `60^(@)` . Then find the value of `|veca -vecb|`.

If |veca|=3, |vecb|=4 and the angle between veca and vecb is 120^(@) . Then find the value of |4 veca + 3vecb|

If |veca|=3, |vecb|=4 and the angle between veca and vecb is 120^(@) . Then find the value of |4 veca + 3vecb|

Let veca, vecb, vecc be three unit vectors and veca.vecb=veca.vecc=0 . If the angle between vecb and vecc is pi/3 then find the value of |[veca vecb vecc]|

The angle between the two vectors veca + vecb and veca-vecb is

If veca, vecb, vecc are unit vectors such that veca. vecb =0 = veca.vecc and the angle between vecb and vecc is pi/3 , then find the value of |veca xx vecb -veca xx vecc|

If the angle between the vectors vecA and vecB is theta, the value of the product (vecB xx vecA) * vecA is equal to

If veca and vecb are two non collinear unit vectors and |veca+vecb|=sqrt(3) then find the value of (veca-vecb).(2veca+vecb)

Let veca and vecb be unit vectors such that |veca+vecb|=sqrt3 . Then find the value of (2veca+5vecb).(3veca+vecb+vecaxxvecb)

if veca, vecb and vecc are there mutually perpendicular unit vectors and veca ia a unit vector then find the value of |2veca+ vecb + vecc |^2

Find the angle between unit vector veca and vecb so that sqrt(3) veca - vecb is also a unit vector.