3-d

Related Questions

• The equation of the plane through the intersection of the planes $x+y+z=1$ and $2x+3y-z+4=0$ parallel to $x-$ axis is

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• The distance of the point (2, 3, 4) from the line $1-x=\frac{y}{2}=\frac{1}{3}(1+z)$ is

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• From which of the following the distance of the point $(1,\,\,2,\,\,3)$is $\sqrt{10}$

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• A point moves so that the sum of the squares of its distances from two given points remains constant. The locus of the point is

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• If the plane $2ax-3ay+4az+6=0$ passes through the midpoint of the line joining the centres of the spheres ${{x}^{2}}+{{y}^{2}}+{{z}^{2}}+6x-8y-2z=13$ and ${{x}^{2}}+{{y}^{2}}+{{z}^{2}}-10x+4y-2z=8$, then $a$ equals

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