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PSEB-DETERMINANTS-Exercise
- Solve the following system of linear equations by matrix method: x - y...
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- Solve the following system of linear equations by matrix method : 2x +...
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- Solve by matrix method x-y+2z=7 3x+4y-5z=-5 2x-y+3z=12
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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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- If A = [[2,-3,5],[3,2,-4],[1,1,-2]] find A^-1. Using A^-1 solve the s...
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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 [adj A]^-1 = adj (A^-1...
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- Evaluate |[x,y,x+y],[y,x+y,x],[x+y,x,y]|
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- Evaluate |[1,x,y],[1,x+y,y],[1,x,x+y]|
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- Using properties of determinants, prove that: |[alpha,alpha^2,beta+gam...
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- Using properties of determinants, prove that: |[x,x^2,1+px^3],[y,y^2,1...
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- Using properties of determinants, prove that: |[3a,-a+b,-a+c],[-b+a,3b...
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- Prove that: |[1,1+p,1+p+q],[2,3+2p,4+3p+2q],[3,6+3p,10+6p+3q]|=1
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