Home
Class 12
MATHS
Find x,y, a and b if [(2x+3y , a+b, 8),(...

Find x,y, a and b if `[(2x+3y , a+b, 8),(1, 4x + y , 3a-4b)] = [(7,1,8),(1,9,10)]`.

Promotional Banner

Topper's Solved these Questions

  • MATRICES

    PRADEEP PUBLICATION|Exercise EXERCISE|335 Videos

  • LINEAR PROGRAMMING

    PRADEEP PUBLICATION|Exercise EXERCISE|135 Videos

  • MODEL PAPER (1)

    PRADEEP PUBLICATION|Exercise EXERCISE|35 Videos

Similar Questions

Explore conceptually related problems

Find x and y if 2[(1,3),(0,x)] + [(y,0),(1,2)] = [(5,6),(1,8)]

If {:2[(3,4),(5,x)] + [(1,y ),(0,1)] = [(7,0),(10,5)] , find (x-y).

Find the values of 'x' and 'y' when : {:[(x+2y, 3y),(4x,2)] = [(0,-3),(8,2)]

Find Y,if X = {:[(3,2),(1,4)] and 2X + Y = [(1,0),(-3,2)]

Find X and Y, if: X+Y = {:[(5,1),(2,4)] and X-Y = [(3,2),(0,3)]

Find x and y, if 2[{:(1,3),(0,x):}]+[{:(y,0),(1,2):}]=[{:(5,6),(1,8):}] Also find x+y .

Find the value of a and b for which the following system of equations has infinite number of solutions. 2x + 3y = 7, (a + b) x + (2a - b) y = 3 (a + b + 1 ) .

PRADEEP PUBLICATION-MATRICES-EXERCISE
  1. Find the values of x,y,z and w from the following equation :[(x-y,2x+z...

    Text Solution

    |

  2. If [(a+4, 3b),(8 , -6)] = [(2a+2, b^2 +2), (8, b^2 - 5b)], find the va...

    Text Solution

    |

  3. Find x,y, a and b if [(2x+3y , a+b, 8),(1, 4x + y , 3a-4b)] = [(7,1,8)...

    Text Solution

    |

  4. Given an example of three matrices A, B and C of the same type for whi...

    Text Solution

    |

  5. Let A = [(1,-2,0),(-1,3,5)], B = [(0,1,2),(2,0,1)] and C = [(2,-1,3),(...

    Text Solution

    |

  6. If A = [(1,3,2),(2,0,-1),(1,-1,0)], B = [(2,1,6),(-1,0,3),(4,2,-1)] an...

    Text Solution

    |

  7. Let A = [(2,4),(3,2)], B = [(1,3),(-2,5)], C = [(-2,5),(3,4)] Find eac...

    Text Solution

    |

  8. Let A = [(2,4),(3,2)], B = [(1,3),(-2,5)], C = [(-2,5),(3,4)] Find eac...

    Text Solution

    |

  9. Evaluate the following: |(a,b),(-b,a)|

    Text Solution

    |

  10. Evaluate the following: [(1+i, 0), (2,2-3i)] - [(i, -1),(3+i , 2 i)]

    Text Solution

    |

  11. Compute the following: : [[a^2+b^2,b^2+c^2],[a^2+c^2,a^2+b^2]] + [[2ab...

    Text Solution

    |

  12. If A = [(5,3),(4,2)], B = [(1,1),(-1,2)], C = [(-3,2),(-7,5)] find 2 A...

    Text Solution

    |

  13. If A = [(3,8,0),(1,6,7),(0,2,-5)] and B = [(-1, 6 ,9),(3,0,4),(2,3,11)...

    Text Solution

    |

  14. If A is any matrix and k any scalar, then prove that (-k) A = -(kA) = ...

    Text Solution

    |

  15. If A and B are matrices of the same order, then prove that -(A + B) = ...

    Text Solution

    |

  16. Find x and y if 2[(1,3),(0,x)] + [(y,0),(1,2)] = [(5,6),(1,8)]

    Text Solution

    |

  17. Find x, y if 3[(4,2),(1,3)] - 2[(-2,1),(3,2)] + [(x , - 4),(3,y)] = 0

    Text Solution

    |

  18. Find the vlaues of a,b,c and d if 3[(a,b),(c,d)] = [(a,6),(-1,2d)] + [...

    Text Solution

    |

  19. Find non-zero values of 'x', satisfying the matrix equation: x{:[(2x...

    Text Solution

    |

  20. If A = {:[(1,-3,2),(2,0,2)], B = [(2,-1,-1),(1,0,-1)], find the matrix...

    Text Solution

    |