Asked by shivani
2icap-jcap+xkcap is a unit vector than find the value of x?
Answers
Answered by
Steve
well, you know that you need
2^2+1^2+x^2 = 1
good luck with that, since x^2 is always positive.
I suspect there is more to this problem than you posted.
2^2+1^2+x^2 = 1
good luck with that, since x^2 is always positive.
I suspect there is more to this problem than you posted.
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