Home
Class 12
MATHS
If A=[[3,-1,0],[2,4,1],[-2,-3,5]] the co...

If `A=[[3,-1,0],[2,4,1],[-2,-3,5]]` the cofactor of 1 is :

A

`-11`

B

11

C

15

D

14

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • APPLICATIONS OF MATRICES AND DETERMINANTS

    PREMIERS PUBLISHERS|Exercise PROBLEMS FOR PRACTICE (II. Answer the following)|15 Videos
  • APPLICATIONS OF MATRICES AND DETERMINANTS

    PREMIERS PUBLISHERS|Exercise SOLUTION TO EXERCISE 1.8|25 Videos
  • APPLICATIONS OF INTEGRATION

    PREMIERS PUBLISHERS|Exercise Answer the following questions.|18 Videos
  • APPLICATIONS OF VECTOR ALGEBRA

    PREMIERS PUBLISHERS|Exercise PROBLEMS FOR PRACTICE (Answer the following questions)|21 Videos

Similar Questions

Explore conceptually related problems

Let A=[[1, 0, 2],[ 2, 0, 1][ 1, 1, 2]] , then det ((A-I)^3 -4 A) is

Reduce the matrix [[0,1,4,5],[-2,3,1,-4],[3,1,-1,2]] to row echelon form.

If A=[(1,2,-3),(5,0,2),(1,-1,1)],B=[(3,-1,2),(4,2,5),(2,0,3)] and C=[(4,1,2),(0,3,2),(1,-2,3)] , then compute (A+B) and (B-C) . Also, verify that A+(B-C)=(A+B)-C .

If A=[[-4,4,4],[-7,1,3],[5,-3,-1]], B=[[1,-1,1],[1,-2,-2],[2,1,3]] and AB = BA, then B^(-1)=kA then k is :

The rank of the matrix [[2,-1,2,4],[3,1,4,-1],[5,0,6,3]] is :

Let A= |(a_(1),b_(1),c_(1)),(a_(2),b_(2),c_(2)),(a_(3),b_(3)c_(3))| then the cofactor of a_(31) is:

If A= [(3,-1,0),(2,1,5)] ,B= [(2,2,1),(3,0,-2)] .Find A+B,2A-B

If A= [(1,0,3),(4,5,2)] and B = [(-1,2,5),(7,3,1)] find B - A

If A= [(1,0),(3,-1),(2,4)] and B= [(3,1,-2),(4,6,0)] find BA