[" Find the length and the foot of the p...

[" Find the length and the foot of the perpendicular from the point "(1,1,2)" to the plane "],[r*(bar(i)-2bar(j)+4bar(k))+5=0" (CBSE "2002" ) "]

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The position vector of the foot of theperpendicular from (1,-2,-3) to the line bar(r)=bar(i)+bar(j)+lambda(2bar(i)+bar(j)+bar(k)) is

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