AP EAMCET · Maths · Three Dimensional Geometry
If the equation of the plane passing through the point \((2,-1,3)\) and perpendicular to each of the planes \(3 x-2 y+z=8\) and \(x+y+z=6\) is \(l x+m y+n z=1\), then \(4 m+2 n-31=\)
- A \(0\)
- B \(\frac{-20}{11}\)
- C \(1\)
- D \(3\)
Answer & Solution
Correct Answer
(C) \(1\)
Step-by-step Solution
Detailed explanation
\( \mathbf{n_1} = \langle 3, -2, 1 \rangle, \mathbf{n_2} = \langle 1, 1, 1 \rangle \)…
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