Question:
If the line, $\frac{\mathrm{x}-3}{2}=\frac{\mathrm{y}+2}{-1}=\frac{\mathrm{z}+4}{3}$ lies in the plane, $\mathrm{xx}+\mathrm{my}-\mathrm{z}=9$, then $\mathrm{l}^{2}+\mathrm{m}^{2}$ is equal to :-
Correct Option: 1
Solution:
Click here to get exam-ready with eSaral
For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.