Home
Class 12
MATHS
Evaluate the product AB , where A=...

Evaluate the product AB , where
`A=[(1,-1,0),(2,3,4),(0,1,2)] and B=[(2,2,-4 ),(-4,2,-4),(2,-1,5 )]`
hence solve the system of linear equations
`x-y=3`
` 2x +3y +4z =17`
` y+2z =7`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • QUESTION BANK 2021

    CBSE MODEL PAPER|Exercise QUESTIONS|9 Videos

  • SAMPLE PAPER 2022

    CBSE MODEL PAPER|Exercise SECTION – C |10 Videos

Similar Questions

Explore conceptually related problems

Given that A=[{:(1,-1,0),(2,3,4),(0,1,2):}] and B=[{:(2,2,-4),(-4,2,-4),(2,-1,5):}] . Find AB . Use this to solve that following system of equations : x-y=3 , 2x+3y+4z=17 , y+2z=7 .

If A=[(1,-2,0),(2,1,3),(0,-2,1)] and B=[(7,2,-6),(-2,1,-3),(-4,2,5)] , find AB Hence , solve the system of equation x-2y=10, 2x+y+3z=8 and -2y+z=7.

Given A=[[1,-1, 0], [2, 3, 4], [0, 1, 2]], B= [[2,2,-4],[-4,2,-4],[2,-1,5]] find AB and use this to solve the system of equations: y+2x=7,x-y=3,2x+3y+4z=17

If A=[[2,3,4],[1,-1,0],[0,1,2]] , find A^(-1) . Hence, solve the system of equations x-y=3, 2x+3y+4z=17, y+2z=7

If A=[(1,-1,1),(1,-2,-2),(2,1,3)] and B=[(-4,4,4),(-7,1,3),(5,-3,-1)] Find AB and hence find the solution of the following system of linear equations.

If A=|(2,2,-4),(-4,2,-4),(2,-1,5)| and B=|(1,-1,0),(2,3,4),(0,1,2)| then find BA and use ths to sovle the system of equations y+2z=7, x-y=3 and 2x+3y+4z=17 .

If A=[{:(3,1,2),(3,2,-3),(2,0,-1):}] , find A^(-1) . Hence, solve the system of equations : 3x+3y+2z=1 , x+2y=4 , 2x-3y-z=5

If A=[[1,-1,12,1,-31,1,1]], find A^(-1) and hence solve the system of linear equation.x+2y+z=4,-x+y+z=0,x-3y+z=2

Find the inverse of matrix A=[[1,1,1],[2,-1,-1],[0,2,1]] hence solve the system of linear equations : x+y+z=2 2x-y-z=4 2y+z=1

If A=[{:(1,1,1),(1,0,2),(3,1,1):}] , find A^(-1) . Hence, solve the system of equations : x+y+z=6 , x+2z=7 , 3x+y+z=12

CBSE MODEL PAPER-SAMPLE QUESTION PAPER ( MATHEMATICS )-QUESTION
  1. Find the area of the parallelogram whose one side and a diagonal are r...

    Text Solution

    |

  2. Find the vector equation of the plane that passes through the point (1...

    Text Solution

    |

  3. A refrigerator box contains 2 milk chocolates and 4 dark chocolates. T...

    Text Solution

    |

  4. Given that E and F are events such that P(E) = 0.8, P(F) = 0.7, P (E n...

    Text Solution

    |

  5. Check whether the relation R in the set Z of integers defined asR={(a,...

    Text Solution

    |

  6. If y=e^(x sin ^2 x ) + ( sin x )^x, find (dy)/(dx)

    Text Solution

    |

  7. Prove that the greatest integer function defined byf(x) =[x] ,0 lt x...

    Text Solution

    |

  8. If x=a sec theta , y=b tan theta find (d^2 y )/( dx^2) at x =...

    Text Solution

    |

  9. Find the intervals in which the function f given by f(x) = tan ...

    Text Solution

    |

  10. find int (x^2 +1)/((x^2 +2 ) ( x^2 +3 )) dx .

    Text Solution

    |

  11. Find the area of the region bounded by the curves x^2 +y^2 =4, ...

    Text Solution

    |

  12. Find the area of the ellipse x^2 + 9y^2 = 36 using integration

    Text Solution

    |

  13. Find the general solution of the following differential equation: x ...

    Text Solution

    |

  14. If [(1,2,0),(-2,-1,-2),(0,-1,1)], find A^-1. Using A^-1, solve the sys...

    Text Solution

    |

  15. Evaluate the product AB , where A=[(1,-1,0),(2,3,4),(0,1,2)] and...

    Text Solution

    |

  16. Find the shortest distance between the lines vecr = 3 hati + 2ha...

    Text Solution

    |

  17. Find the foot of the perpendicular drawn from the point (-1, 3, -6) to...

    Text Solution

    |

  18. Solve the L.P.P graphically: Maximize Z=x+2y subject to constraints...

    Text Solution

    |

  19. The corner points of the feasible region determined by the system of l...

    Text Solution

    |

  20. The corner points of the feasible region determined by the system of l...

    Text Solution

    |