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DIPTI PUBLICATION ( AP EAMET)-MATRICES-EXERCISE 1B MCQ (DETERMINANTS)
- |(b+c,c+a,a+b),(c+a,a+b,b+c),(a+b,b+c,c+a)|=
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- |(a,b,c),(a(1),b(1),c(1)),(a(2),b(2),c(2))|=k|(b+c,c+a,a+b),(b(1)+c(1)...
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- If |(x,y,z),(-x,y,z),(x,-y,z)|=k xyz, then k=
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- If D=|(1,1,1),(1,1+x,1),(1,1,1+y)| for x!=0,y!=0 then D is
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- |(x,a,a),(a,x,a),(a,a,x)|=
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- |(1+a,b,c),(a,1+b,c),(a,b,1+c)|=
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- If |(1+a(1),a(2),a(3)),(a(1),1+a(2),a(3)),(a(1),a(2),1+a(3))|=0 then a...
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- |(1+a,b,c),(a,1+b,c),(a,b,1+c)|=
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- If 1/a+1/b+1/c=0 then |(1+a,1,1),(1,1+b,1),(1,1,1+c)|=
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- |(a^(2)+1,ab,ac),(ab,b^(2)+1,bc),(ac,bc,c^(2)+1)|=
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- Show that |{:(a-b-c," "2a," "2a),(" "2b,b-c-a," "2b),(" "2c," "2...
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- Show that |{:(a+b+2c,a,b),(c,b+c+2a,b),(c,a,c+a+2b):}|=2(a+b+c)^3
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- A=[(1, 5, 6),(2,3,4),(1,1,1)] find rank of A
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- |(a,b-c,c+b),(a+c,b,c-a),(a-b,b+a,c)|=
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- |(a^(2)+x,ab,ac),(ab,b^(2)+x,bc),(ac,bc,c^(2)+x)|
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- |(a^(2)+2a,2a+1,1),(2a+1,a+2,1),(3,3,1)|
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- |(sin^(2)x,cos^(2)x,1),(cos^(2)x,sin^(2)x,1),(-10,12,2)|=
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- If A=[a(ij)] is a scalar matrix of order nxxn such that a(ij)=k for al...
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- If A=[a(ij)] is a square matrix of order nxxn and k is a scalar then |...
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- |(x,p,q),(p,x,q),(p,q,x)|=
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