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PRADEEP PUBLICATION-DETERMINANTS-EXERCISE
- Classify the following system of equations as consistent or inconsiste...
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- Use matrix methocd to solve the following system of equations: {:(x-y ...
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- Solve by matrix method 2x + 3y +3z = 5 x -2y + z = -4 3x - y -...
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- Solve the following system of linear equations by matrix method : x - ...
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- Solve system of linear equations, using matrix method: 5x+2y=4, 7x+3y=...
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- Solve system of linear equations, using matrix method: 2x-y=-2, 3x+4y=...
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- Solve system of linear equations, using matrix method: 4x-3y=3, 3x-5y=...
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- Solve system of linear equations, using matrix method: 5x+2y=3, 3x+2y=...
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- If A = [[2,-3,5],[3,2,-4],[1,1,-2]] find A^-1. Using A^-1 solve the s...
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- The cost of 4 kg onion, 3 kg wheat and 2 kg rice is Rs 60. The cost of...
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- Prove that the determinant |[x,sintheta,costheta],[-sintheta,-x,1],[co...
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- Without expanding the determinant, prove that |[a,a^2,bc],[b,b^2,ca],[...
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- Evaluate |[cosalphacosbeta,cosalphasinbeta,-sinalpha],[-sinbeta,cosbet...
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- If a, b and c are real numbers, and triangle = |[b+c,c+a,a+b],[c+a,a+b...
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- Solve the equation |[x+a,x,x],[x,x+a,x],[x,x,x+a]| = 0 a ne 0
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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 [adj A]^-1 = adj (A^-1...
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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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