defence exam Army Havildar SAC Mock Test Series 2025 Mathematics Three Dimensional Geometry Distance from a Plane
समतल \(\vec{r}\) \((6\hat{i}-3\hat{j}+2\hat{k})\) = 6 से एक बिंदु (2, 5, -3) की दूरी ज्ञात कीजियें।
1
\(\frac{13}{7}\)
2
\(\frac{15}{7}\)
3
\(\frac{11}{7}\)
4
\(\frac{17}{7}\)