Three Dimensional Geometry

Bihar Board Class 12 · Mathematics · 89 past questions

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1. Q86 2015

   If the line $\frac{x-x_1}{l}=\frac{y-y_1}{m}=\frac{z-z_1}{n}$ is parallel to the plane $ax+by+cz+d=0$, then

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2. Q87 2015

   If the planes $a_1x+b_1y+c_1z+d_1=0$ and $a_2x+b_2y+c_2z+d_2=0$

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