Home
Class 12
MATHS
The ratio in which the plane vec rdot...

The ratio in which the plane ` vec rdot` `(vec i-2 vec j+3 vec k )`=17 divides the line joining the points ` -2 vec i+4 vec j+7 vec k and 3 vec i-5 vec j+8 vec k` is a. `1:5` b. `1: 10` c. `3:5` d. `3: 10`

Promotional Banner

Topper's Solved these Questions

  • THEORY OF EQUATIONS

    CENGAGE PUBLICATION|Exercise JEE ADVANCED (Numerical Value Type )|1 Videos
  • THREE-DIMENSIONAL GEOMETRY

    CENGAGE PUBLICATION|Exercise ARCHIVES INTEGER TYPE|1 Videos

Similar Questions

Explore conceptually related problems

Find a unit vector vec c if vec -i+vec j-vec k bisects the angle between vec c and 3 vec i+4vec j .

Let vec a= hat i+ hat j and vec b=2 hat i- hat k , then the point of intersection of the lines vec rxx vec a= vec bxx vec a and vec rxx vec b= vec axx vec b is a. (3,-1,1) b. (3,1,-1) c. (-3,1,1) d. (-3,-1,-1)

If vec a=2 vec i+3 vec j- vec k , vec b=- vec i+2 vec j-4 vec k a n d vec c= vec i+ vec j+ vec k , then find thevalue of ( vec axx vec b)dot(( vec axx vec c)dot)

Let vec A=2 vec i+ vec k , vec B= vec i+ vec j+ vec kdot vec C = 4hati-3hatj+7hatk Determine a vector vec R satisfying vec Rxx vec B= vec Cxx vec B and vec R. vec A=0.

If vec a= hat i+ hat j+ hat k and vec b= hat i-2 hat j+ hat k , then find vector vec c such that vec a . vec c=2 and vec axx vec c= vec bdot

Given three vectors vec a=6 hat i-3 hat j , vec b=2 hat i-6 hat ja n d vec c=-2 hat i+21 hat j such that vecalpha= vec a+ vec b+ vec c Then the resolution of the vector vecalpha into components with respect to vec aa n d vec b is given by a. 3 vec a-2 vec b b. 3 vec b-2 vec a c. 2 vec a-3 vec b d. vec a-2 vec b

Examine the following vector for linear independence: (1) vec i+vec j+vec k ,2vec i+3vec j-veck,-vec i-2vecj+2vec k (2) 3veci+vec j-vec k, 2vec i-vec j+7 vec k, 7 veci-vec j+13vec k

Prove that ( vec a.( vec bxx hat i)) hat i+( vec a.( vec bxx hat j)) hat j+( vec a.( vec bxx hat k)) hat k= vec axx vec b .

If vec a= hat i+hat j- hat k, vec b= -hat i+2 hat j+ hat k and vec c = - hat i+2 hat j- hatk , then show that the unit vector perpendicular to vec a+ vec b and vec b+ vec c is hat k .

Let vec a= hat i+2 hat j+ hat k , vec b= hat i- hat j+ hat ka n d vec c= hat i+ hat j- hat kdot Then find [vec a vec b vec c]

CENGAGE PUBLICATION-THREE DIMENSIONAL GEOMETRY-All Questions
  1. A variable plane passes through a fixed point (alpha,beta,gamma) an...

    Text Solution

    |

  2. Show that the straight lines whose direction cosines are given by the ...

    Text Solution

    |

  3. The perpendicular distance of a corner of unit cube from a diagonal no...

    Text Solution

    |

  4. If the direction cosines of a variable line in two adjacent points be ...

    Text Solution

    |

  5. the image of the point (-1,3,4) in the plane x-2y=0 a.(-(17)/(3),(19)/...

    Text Solution

    |

  6. The ratio in which the plane vec rdot (vec i-2 vec j+3 vec k )=17 d...

    Text Solution

    |

  7. Column I, Column II A tx=1,f(x)={logx ,x<1 2x-x^2, xgeq1 , p. is ...

    Text Solution

    |

  8. The distance between the line vec r=(2 hat i-2 hat j+3 hat k)+lambd...

    Text Solution

    |

  9. If angle theta bertween the line (x+1)/1=(y-1)/2=(z-2)/2 and the plane...

    Text Solution

    |

  10. The length of the perpendicular drawn from (1,2,3) to the line (x-6...

    Text Solution

    |

  11. A plane makes intercepts O A ,O Ba n dO C whose measurements are a,b a...

    Text Solution

    |

  12. The intersection of the spheres x^2+y^2+z^2+7x-2y-z=13a n dx^2+y^2+z...

    Text Solution

    |

  13. The shortest distance from the plane 12 x+4y+3z=327 to the sphere ...

    Text Solution

    |

  14. A line makes an angel theta with each of the x-and z-axes. If the ...

    Text Solution

    |

  15. Find the equation of a straight line in the plane vec r* vec n=d ...

    Text Solution

    |

  16. What is the nature of the intersection of the set of planes x+a y+(b...

    Text Solution

    |

  17. Let P1 denote the equation of a plane to which the vector ( hat i+ h...

    Text Solution

    |

  18. Let P M be the perpendicular from the point P(1,2,3) to the x-y pla...

    Text Solution

    |

  19. If the plane x/2+y/3+z/6=1 cuts the axes of coordinates at points, A ,...

    Text Solution

    |

  20. For what value (s) of a will the two points (1,a,1) and (-3,0,a) lie ...

    Text Solution

    |