Home
Class 12
MATHS
If A = {:[( 1,1,-2),(2,1,-3),(5,4,-9)]:}...

If `A = {:[( 1,1,-2),(2,1,-3),(5,4,-9)]:},find |A|`

Promotional Banner

Topper's Solved these Questions

  • DETERMINANTS

    NCERT TAMIL|Exercise EXERCISE 4.2|16 Videos
  • DETERMINANTS

    NCERT TAMIL|Exercise EXERCISE 4.3|7 Videos
  • DETERMINANTS

    NCERT TAMIL|Exercise Miscellaneous Exercises on Chapter 4|19 Videos
  • CONTINUITY AND DIFFERENTIABILITY

    NCERT TAMIL|Exercise MISCELLANEOUS EXERCISE ON CHAPTER 5|23 Videos
  • DIFFERENTIAL EQUATIONS

    NCERT TAMIL|Exercise MISCELLANEOUS EXERCISE|18 Videos

Similar Questions

Explore conceptually related problems

If A^(-1) ={:[( 3,-1,1),(-15,6,-5),(5,-2,2) ]:}and B= {:[( 1,2,-2),( -1,3,0),( 0,-2,1) ]:} , find (AB) ^(-1)

If {:[( 2,-3,5),( 3,2,-4),( 1,1,-2) ]:} , find A^(-1) Using A^(-1) solve the system of equations 2x -3y +5z =11 3x+2y -4z=-5 x+ y -2z =-3

If A= {:[( 2,-1,1),(-1,2,-1),(1,-1,2) ]:} Verify that A^(3) -6A^(2) +9A -4I=O and hence find A^(-1)

If A=({:(2,3,10),(4,-6,5),(6,9,-20):}) find A^(-1) . Using A^(-1) solve the system of equations. (2)/(x)+(3)/(y)+(10)/(z)=2,(4)/(x)-(6)/(y)+(5)/(z)=5,(6)/(x)+(9)/(y)+(20)/(z)=-4

Find the minor of elements 6 in the determinants Delta = {:[( 1,2,3),(4,5,6),(7,8,9)]:}

A={:[( 1,1,1),(1,2,-3),(2,-1,3)]:} Show that A^(3) - 6A^(2) +5A +11 I =O. Hence , find A^(-1)

If X= [(2,3,0),(1,-1,5)] ,Y= [(-1,-2,3),(-1,0,2)] ,Z= [(0,4,-1),(5,6,-5)] find 3X+4Y-Z