If the position vector ` vec a` of a point `(12 ,n)` is such that `| vec a|=13 ,` find the value of `ndot`

If the position vector vec a of a point (12 ,n) is such that | vec a|=13 , find the value (s) of ndot

If the position vector vec a of a point (12,n) is such that |vec a|=13, find the value of n.

If the position vector vec a of a point (12,n) is such that |vec a|=13, find the value (s) of n.

If the position vector vec a at the point (5,n) is such that |vec a|=13 find the value of n.

If the position vector vec(a) of the point (5, n) is such that |vec(a)|=13 , then the value/values of n can be

Let vec(a)=12hati+nhatj and |vec(a)|=13 , find the value of n.

If the position vector of a point (-4,-3) be vec a, find |a|

If the position vector of a point (-4,-3) be vec a , find |a| .

If the position vector of a point A is vec a + 2 vec b and vec a divides AB in the ratio 2:3 , then the position vector of B, is