1.

The value of x if (i + j + k) is a unit vector is(1) ± 3(2) ±1/2(3) ±1/√3(4) ± 3

Answer»

Correct option (3) ± 1/√3

Explanation:

x2 + x2 + x2 = 1

3x2 = 1

x2 = 1/3

x = ± 1/√3.



Discussion

No Comment Found

Related InterviewSolutions