Posted by **j** on Thursday, May 24, 2012 at 10:51pm.

1. Find a unit vector which is perpendicular to both of the vectors m=[4, 2, -3] and n=[2, -3, 1]

- Calculus -
**MathMate**, Friday, May 25, 2012 at 7:41am
A vector perpendicular to both m and n is the cross product. After that, you only need to normalize it to make a unit vector.

Post if you need more help.

- Calculus -
**j**, Friday, May 25, 2012 at 12:13pm
| i j k |

| 4 2 -3 |

| 2 -3 1 |

= [-7,-10,-16]/9√5

like this? please check if it's correct, thanks MathMate

- Calculus -
**MathMate**, Friday, May 25, 2012 at 1:28pm
Correct!

- Calculus -
**j**, Saturday, May 26, 2012 at 1:17am
thank you !

## Answer this Question

## Related Questions

- Math: Vectors - Find any vector w that is perpendicular to both vector "u = 3j...
- Calculus - 1. Find a unit vector which is perpendicular to both of the vectors m...
- IB Math SL - Find a unit vector which is perpendicular to both of the vectors 4i...
- vectors - Given the vectors v=-2i+5j and w=3i+4i, determine (do I just plug what...
- Calculus - u, v, w are UNIT VECTORS. the angle between vector v and w is 35 ...
- calculus - Find parametric equations and symmetric equations for the line ...
- physics - Vector A is given by A = c x + 6 y, and vector B is given by B = 4.8 x...
- Calculus - a square is defined by the unit vectors i(vector) and j(vector). FInd...
- Mamthematics - Vectors - a) If vector u and vector v are non-collinear vectors ...
- maths - Given that vector c and vector d are non zero vectors such that vector c...