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प्रश्न
Choose correct alternatives :
The shortest distance between the lines `vecr = (hati + 2hatj + hatk) + lambda(hati - hatj + hatk) and vecr = (2hati - hatj - hatk) + μ(2hati + hatj + 2hatk)` is ______.
विकल्प
`(1)/sqrt(3)`
`(1)/sqrt(2)`
`(3)/sqrt(2)`
`sqrt(3)/(2)`
MCQ
रिक्त स्थान भरें
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उत्तर
The shortest distance between the lines `vecr = (hati + 2hatj + hatk) + lambda(hati - hatj + hatk) and vecr = (2hati - hatj - hatk) + μ(2hati + hatj + 2hatk)` is `bb(underline((3)/sqrt(2))`.
shaalaa.com
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