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The Cartesian equation of the plane ve...

The Cartesian equation of the plane
`vecr=(1+lambda-mu)hati+(2-lambda)hatj+(3-2lambda+2mu)hatk` is

A

`lambda(m_(2)+m_(3))+mu (m_(3)+m_(1))+v(m_(1)+m_(2))=0`

B

`lambda(m_(2)m_(3)-1)+mu(m_(3)m_(1)-1)+v(m_(1)m_(2)-1)=0`

C

both (a) and (b) hold together

D

none of these

Text Solution

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The correct Answer is:
C
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OBJECTIVE RD SHARMA ENGLISH-CIRCLES-Exercise
  1. about to only mathematics

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  2. The abscissa of the two points A and B are the roots of the equation x...

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  3. The Cartesian equation of the plane vecr=(1+lambda-mu)hati+(2-lambda...

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  4. if y = mx is a chord of a circle of radius a and the diameter of the c...

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  5. 18. The straight lines joining the origin to the points of intersectio...

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  6. The locus of the point of intersection of the tangents to the circle x...

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  7. If the chrod of contact of tangents from a point (x(1),y(1)) to the ci...

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  8. The circle S(1) with centre C(1) ( a(1), b(1)) and radius r(1) touche...

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  9. Two vertices of an equilateral triangle are (-1,0) and (1, 0), and its...

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  10. If the sum of the coefficient in the expansion of (alpha^2x^2-2alphax+...

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  11. Tangents PT1, and PT2, are drawn from a point P to the circle x^2 +y^2...

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  12. The value of theta in [0, 2pi] so that circle x^(2)+y^(2)+2 (sin alpha...

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  13. The value of alpha in [0,2pi] so that x^(2)+y^(2)+2sqrt(sin alpha )...

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  14. If in a DeltaABC (whose circumcentre is at the origin), a leq sinA ,...

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  15. If P is a point such that the ratio of the squares of the lengths of t...

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  16. If C(1),C(2),C(3),... is a sequence of circles such that C(n+1) is the...

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  17. If r1a n dr2 are the radii of the smallest and the largest circles, re...

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  18. The radical centre of three circles described on the three sides x+y=5...

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  19. If theta is the angle between the two radii (one to each circle) drawn...

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  20. The number of rational point(s) [a point (a, b) is called rational, if...

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