A non-zero vector is parallel to the line of intersection of the plane determined by vectors and the plane determined by the vectors , . The angle between and is |
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a) |
b) |
c) |
d) |
None of these |

A non-zero vector is parallel to the line of intersection of the plane determined by vectors and the plane determined by the vectors , . The angle between and is |
|||||||

a) |
b) |
c) |
d) |
None of these |

1 Answer

127 votes

**(c)**

Let and be the vectors normal to the plane determined by and respectively

and

Since, is parallel to the line of intersection of the planes determined by the given planes.

Let be the angle between and

127 votes

127