If $P=(2,-3,4), Q=(-1,-4,0), R=(2,1,0)$ are three points and $S$ is the foot of the perpendicular drawn from…

If $P=(2,-3,4), Q=(-1,-4,0), R=(2,1,0)$ are three points and $S$ is the foot of the perpendicular drawn from $\mathrm{R}$ to $\mathrm{PQ}$, then the $\mathrm{X}$-coordinate of $\mathrm{S}$ is
  1. $\frac{-45}{13}$
  2. $\frac{28}{13}$
  3. $\frac{6}{7}$
  4. $\frac{8}{13}$

Solution

No solution. Refer to answer key.

Asked in: AP EAMCET 2018 (24 Apr Shift 2)

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