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Find the parametric form of vector equti...

Find the parametric form of vector eqution of the straight line passing through `(-1,2,1)` and paralle to the straight line `vec(r)=(2hat(i)+3hat(j)-hat(k))+t(hat(i)-2hat(j)+hat(k))` and lines find the shortest distance between the lines.

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The correct Answer is:
` sqrt6 `
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