1.

If the foot of the perpendicular from the origin to plane is P (a,b,c), the equation of the plane is

Answer»

`x/a + y/b + z/c =3`
`AX + by + CZ = 3`
`ax + by + cz =a ^(2) + b ^(2) + c ^(2)`
`ax + by + cz =a + b + c`

ANSWER :C


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