MathematicsMedium249×since 2002Q2605Let the foot of perpendicular of the point P(3,−2,−9)P(3,-2,-9)P(3,−2,−9) on the plane passing through the points (−1,−2,−3),(9,3,4),(9,−2,1)(-1,-2,-3),(9,3,4),(9,-2,1)(−1,−2,−3),(9,3,4),(9,−2,1) be Q(α,β,γ)Q(\alpha, \beta, \gamma)Q(α,β,γ). Then the distance of QQQ from the origin is :A38\sqrt{38}38B29\sqrt{29}29C42\sqrt{42}42D35\sqrt{35}35Check answerSkip