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If the plane passing through the points ...

If the plane passing through the points (1,2,3),(2,3,1) and (3,1,2) is ax+by+cz=1 then a+2b+3c=

A

0

B

1

C

6

D

18

Text Solution

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The correct Answer is:
B
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TARGET PUBLICATION-PLANE-COMPETATIVE THINKING
  1. The equation of the plane that passes through the points (1,0,2),(1,1,...

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  2. The equation of the plane passing through the points (1,2,3), (-1,4,2)...

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  3. If the plane passing through the points (1,2,3),(2,3,1) and (3,1,2) is...

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  4. The equation of the plane passing through the intersection of the plan...

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  5. The equation of plane passing through (2,1,0) and line of intersection...

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  6. Equation of the plane perpendicular to the line (x)/(1)=(y)/(2)=(z)/(3...

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  7. A plane which passes through the point (3,2,0) nd the line (x-4)/1=(y-...

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  8. The equation of the plane through the point (2,-1,-3) and parallel to ...

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  9. Let the line (x-2)/(3)=(y-1)/(-5)=(z+2)/(2) lies in the plane x+3y-alp...

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  10. The angular between two planes x+2y+2z=3 and -5x+3y+4z=9 is

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  11. The angle between the planes 3x-4y+5z=0 and 2x-y-cz=5 is

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  12. The locus represented by xy + yz = 0 is

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  13. If the angle between the planes bar r .(m hati -hatj+2hatk)+3=0 ...

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  14. IF planes bar r . ( p hati - hatj + 2 hatk )+3=0 and bar r .( 2...

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  15. The d,r,s of normal to the plane through (1,0,0),(0,1,0) which makes a...

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  16. If the planes x+2y+kz=0 and 2x+y-2z=0, are at right angles, then the v...

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  17. The value of k for which the planes 3x-6y-2z=7 and 2x+y-kz=5 areperpen...

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  18. If the planes 3x-2y+2z+17=0 and 4x+3y-kz=25 are mutually perpendicul...

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  19. The equation of the plane through (4,4,0) and perpendicular to the pla...

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  20. Angle between the line vecr=(2hati-hatj+hatk)+lamda(-hati+hatj+hatk) a...

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