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- Solve the following system of linear equations using matrix method. 2x...
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- Solve the following system of linear equations using matrix method. 4x...
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- Solve the following system of linear Equations,using matrix method, ...
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- Solve the system of equations using matrix method. 2 x+y+z=1 , x-2 y-z...
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- LetA=[[1,-1,1],[2,1,-3],[1,1,1]] Using A^-1 solve the system of eq...
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- If A=[[2 , -3 , 5],[ 3, 2, -4],[ 1, 1, -2]], find A^(-1) . Using...
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- The cost of 4 kg onion, 3 kg wheat and 2 kg rice is Rs. 60 . The cost ...
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- If a, b, c are positive and unequal show that value of the determinant...
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- Show that Delta=|[(y+z)^2, x y , z x],[ x y, (x+z)^2, y z],[ x z...
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- if A=[[1,-1,2],[0,2,-3],[3,-2,4]] B=[[-2,0,1],[9,2,-3],[6,1,-2]] ...
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- Prove that Delta=|[a+b x, c+d x, p+q x],[ a x+b, c x+d, p x+q],[ ...
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- Prove that |[x,sintheta, costheta],[-sintheta,-x,1],[costheta,1,x]| is...
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- Without expanding the determinant, Prove that |[a,a^2, bc],[b,b^2,ca...
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- Evaluate |[cos alpha cos beta, cos alpha sin beta, -sin alpha],[ -s...
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- If a,b,c are real numbers and abs[[b+c,c+a,a+b],[c+a,a+b,b+c],[a+b,b+...
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- Solve the equation |[x+a,x,x],[x,x+a,x],[x,x,x+a]|=0, a ne0
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- Prove that |[a^2,bc,ac+c^2],[a^2+ab,b^2,ac],[ab,b^2+bc,c^2]|=4a^2b^2c^...
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- If A^(-1)=[[3,-1,1],[-15,6,-5],[5,-2,2]] and B=[[1,2,-2],[-1,3,0],[0,-...
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- Let A=[[1,-2,1],[-2,3,1],[1,1,5]] verify that (A^(-1))^(-1)=A
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- Evaluate |[x, y, x+y],[ y, x+y, x],[ x+y, x, y]|
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