1.

The value of x for which the angle between the vectors veca = xhati + 3hatj -hatk and vecb = 2xhati + xhatj -hatk is acute and the angle between vecb and Y-axis lies between pi/2 and pi are

Answer»

`-1`
`X gt 0`
1
`x LT 0`

ANSWER :D


Discussion

No Comment Found

Related InterviewSolutions