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A variable plane passes through a fixed ...

A variable plane passes through a fixed point (1,-2,3) and meets the coordinates axes at points A,B, C then the point of intersection of the planes thorugh A,B ,C parallel to the coordinates planes lies on

A

` xy- (1//2)yz +(1//3) zx =6`

B

` yz -2zx +3xy =xyz `

C

` xy - 2yz +3zx =3xyz `

D

` xy +(1//2 ) yz -( 1//3) zx =6`

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The correct Answer is:
B
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AAKASH SERIES-REVISION EXERCISE -STRAIGHT LINES
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  8. A symmetrical form of the line of intersection of the planes x= ay +b...

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  13. Let L be the line x-4 =y-2 =(z-7)/(2) and P be the plane 2x - 4y +z =...

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  14. The angle between the lines 2x =3y =-z and -6x =y =-4z is

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  15. The reflection point of the point (0, 3,-2) " on the line " (1-x)/(...

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  16. A variable plane passes through a fixed point (1,-2,3) and meets the ...

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  17. The distance of the point (1,0,2) from the point of intersection of t...

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  18. The number of distinct real values of lamda for which the lines (x-1)/...

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