Home
Class 12
MATHS
If A=[{:(8,-4),(-5," "3):}], verify that...

If A=`[{:(8,-4),(-5," "3):}]`, verify that A(adj A)= (adj A) A= `|A|I_(2)`.

Promotional Banner

Topper's Solved these Questions

  • SAMPLE PAPER - 5

    FULL MARKS|Exercise PART -III|10 Videos

  • SAMPLE PAPER - 5

    FULL MARKS|Exercise PART -IV|13 Videos

  • SAMPLE PAPER - 5

    FULL MARKS|Exercise PART -IV|13 Videos

  • SAMPLE PAPER - 20 (UNSOLVED)

    FULL MARKS|Exercise PART - IV (IV. Answer all the questions.)|14 Videos

  • SAMPLE PAPER - 6

    FULL MARKS|Exercise PART -IV|14 Videos

Similar Questions

Explore conceptually related problems

If A=[{:(8,-4),(-5,3):}] , verify that A(adjA)=(adjA)A=|A|I_(2) .

If A=[{:(8,-6,2),(-6,7,-4),(2,-4,3):}] verify that A(adjA)=(adjA)A=A|A|I_(3) .

Find the adjoint of the matrix A = [{:(1,2),(3,-5):}] and verify that A(adj A) = (Adj A)A = |A| I

If A=[[1,1,2],[1,2,2],[2,2,1]] verify that A(adj A) = (adj A)A = |A|I_(3) .

Verify A (adj A) = ( adj A) A= |A| I in {:[( 2,3),(-4,-6) ]:}

If A = {:[(1,3,3),(1,4,3),(1,3,4) ]:} , then verify that A adj A = |A| I. Also find A^(-1)

If A=[[1,2,1],[1,1,2],[2,2,1]] verify A(adj A)=(adj A)A=|A|I_(3) .

Given A=({:(1,-2),(-5,7):}) then A (adj A) =…………..

Prove that ("adj. "A)^(-1)=("adj. "A^(-1)) .

If A=[[3,1],[2,5]]B=[[1,2],[2,3]] verify adj (AB) = (adj B) (adj A)