VectorEasy

Question

For any vector , the value of is equal to

Options

A.

B.

C.

D.

Solution

Let

similarly
and
similarly
and

Create a free account to view solution

View Solution Free

Topic: Vector·Practice all Vector questions

More Vector Questions

If angle between vectors and is 30o, then angle between 3 and 4 will be-...If î + 2ĵ + 3 is parallel to sum of the vectors 3î + λ + 3ĵ + 7 and −2î + 3ĵ + ...If || = 10, || = 2 and . = 12, then |× | equals-...If A (1, − 1, 2), B(2, 1, − 1), C(3, − 1, 2) be any three points, then area of ᐃABC is-...If the vectors and are the sides of a triangle ABC, then the length of the median through A is :...