Find the adjoint of the following : [...

Find the adjoint of the following :
`[[2,3,1],[3,4,1],[3,7,2]]`

Answer

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FULL MARKS-APPLICATIONS OF MATRICES AND DETERMINANTS-EXERCISE -1.1

Find the adjoint of the following : [[2,3,1],[3,4,1],[3,7,2]]
04:54
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Find the inverse (if it exists) of the following: (i) [{:(-2,4),(1,-...
20:39
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If F(alpha)=[[cos alpha,0,sin alpha],[0,1,0],[-sin alpha,0,cos alpha]]...
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If A=[[5,3],[-1,-2]], show that A^(2)-3A-7I(2)=O(2) Hence find A^(-1).
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If A=(1)/(9)[{:(-8,1,4),(4,4,7),(1,-8,4):}] prove that A^(-1)=A^(T).
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If A=[{:(8,-4),(-5,3):}], verify that A(adjA)=(adjA)A=|A|I(2).
04:43
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If A=[{:(3,2),(7,5)],andB=[(-1,-3),(5,2):}] verify that (AB)^(-1)=B^(-...
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If adj (A) = [{:(2,-4,2),(-3," "12,-7),(-2," "0,2):}], find A.
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If adj (A) = [{:(0,-2,0),(6,2,-6),(-3,0,6):}] "find" " "A^(-1).
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Find adj (adj(A)) if adj A = [{:(1,0,1),(0,2,0),(-1,0,1):}].
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A=[[1, tan x],[-tan x,1]], show that A^(T)A^(-1)=[[cos 2x,-sin 2x],[si...
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Find the matrix A for which A[{:(5,3),(-1,-2):}]= [(14,7),(7,7)].
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Given A=[{:(1,-1),(2,0)],B=[(3,-2),(1,1)]andC[(1,1),(2,2):}], find a m...
04:01
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If A=[{:(0,1,1),(1,0,1),(1,1,0):}] show that A^(-1)=(1)/(2)(A^(2)=3I)
09:51
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Decrypt the received encoded message [2,-3][20,4] with the encryption ...
02:48
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