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Find the vector of length 3 unit whic...

Find the vector of length 3 unit which is perpendicular to ` hat i+ hat j+ hat k` and lies in the plane of ` hat i+ hat j+ hat ka n d2 hat k-3 hat j` .

Text Solution

Verified by Experts

The correct Answer is:
`3(-7hat(i)+8hat(j)-hat(k))/(sqrt(114))`
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