Home
Class 12
MATHS
If the points (5,-2,7),(2,2,beta)and(-1,...

If the points `(5,-2,7),(2,2,beta)and(-1,6,-1)` are collinear, then the value of `beta` is

A

0

B

`-3`

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • THREE DIMENSIONAL GEOMETRY

    TARGET PUBLICATION|Exercise Evaluation Test|9 Videos

  • THREE DIMENSIONAL GEOMETRY

    TARGET PUBLICATION|Exercise Critical Thinking|40 Videos

  • PROBABILITY DISTRIBUTION

    TARGET PUBLICATION|Exercise Evaluation test|5 Videos

  • TRIGONOMETRIC FUNCTIONS

    TARGET PUBLICATION|Exercise Evaluation Test|34 Videos

Similar Questions

Explore conceptually related problems

If P(5,6,-1),Q (2,-7,beta ) and R (-1,-20,7) are collinear , then beta =

If the points (2,beta, 3), B(alpha,-6,1) and C(-1, 11,9) are collinear find the values of alpha and beta by vector method

If points (1,2),(-5,6) and (a,-2) are collinear,then a=-3 (b) 7(c)2(d)-2

Show that the points A(5, 4, 2), B(6, 2, -1) and C(8, -2, -7) are collinear.

Find the values of a for which points (8,-7,a),(5,2,4) and (6,-1,2) are collinear.

If alpha and beta are connected by the relations alpha^(2)+alpha=1 and beta^(2)+beta=1, then the value of alpha^(2)+beta^(2) is eqal to

If alpha and beta are the roots of 4x^(2) + 3x +7 =0 then the value of 1/alpha + 1/beta is

If f(x)=alpha x+beta and f ={(1, 1), (2, 3), (3, 5), (4, 7)}, then the values of alpha,beta are :

TARGET PUBLICATION-THREE DIMENSIONAL GEOMETRY -Competitive Thinking
  1. A B C is a triangle and A=(235)dotB=(-1,3,2)a n dC=(lambda,5,mu)dot If...

    Text Solution

    |

  2. If the direction ratios of a lines are proportional to 1,-3,2 then its...

    Text Solution

    |

  3. Find the direction of the joining the points P(4,3,-5) and Q(-2,1,-8)

    Text Solution

    |

  4. The co-ordinates of a point P are (3, 12, 4) with respect to origin O,...

    Text Solution

    |

  5. The projection of a vector on the three coordinate axes are 6, -3, 2, ...

    Text Solution

    |

  6. The projection of the line segment joining the points A(-1,0,3) and B(...

    Text Solution

    |

  7. Which of the following set of points are non-collinear?

    Text Solution

    |

  8. If the points (5,-2,7),(2,2,beta)and(-1,6,-1) are collinear, then the ...

    Text Solution

    |

  9. If the points (-1,2-3),(4,a,1)and(b,8,5) are collinear, then a and b a...

    Text Solution

    |

  10. IF points p( 4,5,x),Q (3,y,4) and R (5,8,0) are collinear , then ...

    Text Solution

    |

  11. The points A(1,0,1),B(-1,2,3)andC(0,1,2) are

    Text Solution

    |

  12. The direction rations of the diagonals of a cube which joins the origi...

    Text Solution

    |

  13. The acute angle between the lines whose direction ratios are 1, 2, 2 a...

    Text Solution

    |

  14. Find the angle between the following pair of lines: A lines with direc...

    Text Solution

    |

  15. If A,B,C,D are (2,3,-1),(3,5,-3),(1,2,3),(3,5,7) respectively, then th...

    Text Solution

    |

  16. The angle between the lines whose direction cosines satisfy the equ...

    Text Solution

    |

  17. Direction ratios of the line which is perpendicular to the lines with ...

    Text Solution

    |

  18. The direction cosines of the line which is perpendicular to the lines ...

    Text Solution

    |

  19. If a line makes alpha,beta,gamma,delta angles with four diagonals of a...

    Text Solution

    |

  20. A line makes an angle alpha, beta, gamma, delta with the four diagonal...

    Text Solution

    |