Home
Class 12
MATHS
The number of values of k, for which the...

The number of values of k, for which the system of eauations:
`(k+1)x+8y=4k`
`kx+(k+3)y=3k-1`
has no solution is,

A

0

B

1

C

2

D

infinite.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC RATIOS, IDENTITIES AND EQUATIONS

    MODERN PUBLICATION|Exercise RECENT COMPETITIVE QUESTIONS|12 Videos

  • UNIT TEST PAPER NO. 2 (GEOMETRIES)

    MODERN PUBLICATION|Exercise Select the correct answer|25 Videos

Similar Questions

Explore conceptually related problems

the number of value of k , for which the system of equations : (k+1)x+8y=4k kx+(k+3)y=3k-1 has no solution is :

The number of values of k for which the system of equations : (k+1)x+8y=4k kx+(k+3)y=3k-1 has no solution is:

Find the value of k for which the pair of linear equations kx+3y=k-2" and "12x+ky=k has no solution.

Find the number of integral values of k for which the equation 7 cos x+5 sin x=2k+1 has at least one solution.

Find the value of k for which the pair of linear equations kx+2y=3" and "3x+6y=10 has a unique solution.

The number of values of k for which the linear equations : 4x+ky+2z=0 kx+4y+z=0 2x+2y+z=0 possess a non - zero solution is :

For what value of 'k', the system of equations kx+3y=1, 12x+ky=2 has no solution.

The number of values of 'k' for which the equation x^(2) - 3x + k = 0 has two distinct roots lying in the interval (0,1) is :

The number of values of k for which the equation x^(3)-3x+k=0 has two distinct roots lying in the interval (0, 1) is :

The number of integer values of k for which the equation 7cosx + 5sinx = 2k +1 has solution is :

MODERN PUBLICATION-UNIT TEST PAPER NO - 4 -SELECT THE CORRECT ANSWER
  1. If A=[(2,-2,-4),(-1,3,4),(1,-2,x)] is an idempotent matrix, then x equ...

    Text Solution

    |

  2. The value of the determinant |[loga(x/y), loga(y/z), loga(z/x)], [logb...

    Text Solution

    |

  3. If alpha , beta , gamma are the roots of x^3+px+q=0 , then the value o...

    Text Solution

    |

  4. If alpha,beta are the roots of the equation ax^2+bx+c=0 and Sn=alpha^n...

    Text Solution

    |

  5. if A=[[cos,sinx,0],[-sinx,cosx,0],[0,0,1]]=f(x) then A^-1

    Text Solution

    |

  6. Consider the system of linear equations: x(1) + 2x(2) + x(3) = 3 2...

    Text Solution

    |

  7. Let a,b and c be such that (b+c) ne 0 . If |(a,a+1,a-1),(-b,b+1,b-1)...

    Text Solution

    |

  8. Let a,b,c, be any real number. Suppose that there are real numbers x,y...

    Text Solution

    |

  9. If D = |(1,1,1),(1,1 +x,1),(1,1,1 +y)| " for " x!= 0, y != 0, then D i...

    Text Solution

    |

  10. The system of equations alphax+y+z=alpha-1, x+alphay+z=alpha-1, x+y+al...

    Text Solution

    |

  11. If a^(2)+b^(2)+c^(2)=-2 and |{:(1+a^(2)x,(1+b^(2))x,(1+c^(2))x),((...

    Text Solution

    |

  12. If a1, a2, a3,....... are in G.P. then the value of determinant |(log(...

    Text Solution

    |

  13. Given , 2x-y+2z=2, x-2y+z=-4, x+y+lambdaz=4, then the value of lam...

    Text Solution

    |

  14. if A=[{:(alpha,2),(2, alpha):}] and |A^(3)|=125 then the value of alph...

    Text Solution

    |

  15. If 1,omega,omega^2 are the cube roots of unity , then Delta=|(1,ome...

    Text Solution

    |

  16. The number of values of k, for which the system of eauations: (k+1)x...

    Text Solution

    |

  17. Let omega = - (1)/(2) + i (sqrt3)/(2), then the value of the determina...

    Text Solution

    |

  18. If a gt 0 and discriminant of ax^(2) + 2bx + c is negative, then Del...

    Text Solution

    |

  19. If l,m,n are the pth, qth, rth terms respectively of a G.P.(l,m,ngt0) ...

    Text Solution

    |

  20. The number of distinct real roots of |(sinx, cosx, cosx),(cos x,sin x,...

    Text Solution

    |