Home
Class 11
MATHS
Elements of [(1,-1,0),(0,4,2),(3,-4,6)] ...

Elements of `[(1,-1,0),(0,4,2),(3,-4,6)]` with their cofactors and choose the correct answer
`{:("Element ","Co factor"),("(I) "-1,"(a) "-2),("(II) "1,"(b) 32"),("(III) 3","(c) 4"),("(IV) 6","(d) 6"),(,"(e) "-6):}`

A

b,d,a,c

B

b, d, c,a

C

d,b,a,c

D

d,a,b,c

Text Solution

Verified by Experts

The correct Answer is:
C
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • MATRICES

    AAKASH SERIES|Exercise DETERMINANTS- EXERCISE - II|52 Videos

  • MATRICES

    AAKASH SERIES|Exercise DETERMINANTS-PRACTICE EXERCISE|39 Videos

  • MATRICES

    AAKASH SERIES|Exercise ALGEBRA OF MATRICES -PRACTICE EXERCISE|41 Videos

  • MATHEMATICAL INDUCTION

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE-I) LEVEL-I (Principle of Mathematical Induction) (Straight Objective Type Questions)|55 Videos

  • MAXIMA & MINIMA

    AAKASH SERIES|Exercise EXERCISE-III|35 Videos

Similar Questions

Explore conceptually related problems

In the matrix [(1,0,-2),(3,-1,2),(4,5,6)] find the minor and cofactor of the element '5'.

Find the minor and cofactors of all the elements of the determinants {:[( 1,-2),(4,3)]:}

Knowledge Check

  • Let A=((1,2),(-2,1)),B=((4,-3),(-5,6),(0,1)) then

    A
    AB exists
    B
    AB and BA exists
    C
    Neither AB nor BA exist
    D
    BA exists but AB does not exist

  • {:("List - I","List - II"),("(Metal)","(Co-ordination number)"),("A) Po","1) 6"),("B) K","2) 8"),("C) Co","3) 12"),("D) Pb","4) 4"):} The correct match is :

    A
    `{:(A,B,C,D),(1,2,3,3):}`
    B
    `{:(A,B,C,D),(1,2,3,4):}`
    C
    `{:(A,B,C,D),(2,1,3,4):}`
    D
    `{:(A,B,C,D),(2,1,4,3):}`

  • If A = (0, 0), B = (3, 0), C = (0, 4) are the vertices of a triangle then match the following {:("I. Centroid",(a)(1,1)),("II. Orthocentre",(b)(1,4//3)),("III. Circumcentre",(c)(0,0)),("IV. Incentre",(d)(4,5)),(,(e)(3//2,2)):}

    A
    a, b, c, d
    B
    a, b, d, e
    C
    b, c, e, a
    D
    c, d, e, b

    • Similar Questions

    Explore conceptually related problems

    If A(2, -1, 4), B(0, 1, 5), C(4, 3, 5), D(6, 4, 3) then the projection of bar(AB) " on " bar(CD) is

    Write Minors and Cofactors of the elements of following determinants: (i) {:[( 2,-4),(0,3)]:}" " {:[( a,c),( b,d) ]:}

    Let alpha and beta be the roots of quadratic equation ax^(2)+bx+c=0 . Match the following columns and choose the correct answer. {:(" Column I"," Column II"),("(A)"alpha+beta,(1)" "(ac^(2))^(1//3)+(a^(2)c)^(1//3)+b=0),("(B)"alpha=2beta,(2)" "2b^(2)=9ac),("(C)"alpha=3beta,(3)" "b^(2)=6ac),("(C)"alpha=beta^(2),(4)" " 3b^(2)=16ac),(,(5)" "b^(2)=4ac),(,(6)" "(ac^(2))^(1//3)+(a^(2)c)^(1//3)=b):}

    Match the following . {:("Limiting point "," Radical axis"),(I.(1","2)","(4,3), " a)x + y + 4 = 0 "),(II. (2","1)"," (-5","-6), "b)(3x + y - 10 =0 )"),(III."(3,2),(1,1)","c)(4x + 2y - 11=0)") :}

    Match the points on the curve y= 6+x-x^2 with the slopes of tangents at these points {:("I.",(1,6),"a",3),("II".,(2,4),b,5),("III.",(-1,4),c,-1),("IV.",(-2,0),d,-3):}

    Home
    Profile