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If A = [[2,-3,5],[3,2,-4],[1,1,-2]] find...

If `A = [[2,-3,5],[3,2,-4],[1,1,-2]]` find `A^-1`. Using `A^-1` solve the system of equations `2x-3y+5z = 11, 3x+2y-4z = -5, x+y-2z = -3`

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If A = [[2,-3,5],[3,2,-4],[1,1,-2]] , find A^-1 Using A^-1 , solve the system of linear equations : 2x - 3y + 5z = 11 , 3x + 2y - 4z = - 5 , x + y - 2z = - 3 .

If A = {:[(2,-3,5),(3,2,-4),(1,1,-2)] , find A^-1. Using A^-1 , solve the following system of equations: 2x-3y + 5z = 11, 3x+2y-4z=-5,x+y-2z=-3

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If A = [(2,-1,3),(1,3,2),(3,-4,-1)] , find A^-1 , Using A^-1 , solve the following system of linear equations 2x - y + 3z = 13, x + 3y + 2z = 1, 3x - 4y - z = 8 .

PSEB-DETERMINANTS-Exercise
  1. Solve the following system of linear equations by matrix method : 2x +...

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  2. Solve by matrix method x-y+2z=7 3x+4y-5z=-5 2x-y+3z=12

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  3. If A = [[2,-3,5],[3,2,-4],[1,1,-2]] find A^-1. Using A^-1 solve the s...

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  4. If A = [[2,-3,5],[3,2,-4],[1,1,-2]] find A^-1. Using A^-1 solve the s...

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  5. Prove that the determinant |[x,sintheta,costheta],[-sintheta,-x,1],[co...

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  6. Without expanding the determinant, prove that |[a,a^2,bc],[b,b^2,ca],[...

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  7. Evaluate |[cosalphacosbeta,cosalphasinbeta,-sinalpha],[-sinbeta,cosbet...

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  8. If a, b and c are real numbers, and triangle = |[b+c,c+a,a+b],[c+a,a+b...

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  9. Solve the equation |[x+a,x,x],[x,x+a,x],[x,x,x+a]| = 0 a ne 0

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  10. 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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  11. 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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  12. Let A = [[1,-2,1],[-2,3,1],[1,1,5]] Verify that [adj A]^-1 = adj (A^-1...

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  13. Let A = [[1,-2,1],[-2,3,1],[1,1,5]] Verify that [adj A]^-1 = adj (A^-1...

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  14. Evaluate |[x,y,x+y],[y,x+y,x],[x+y,x,y]|

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  15. Evaluate |[1,x,y],[1,x+y,y],[1,x,x+y]|

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  16. Using properties of determinants, prove that: |[alpha,alpha^2,beta+gam...

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  17. Using properties of determinants, prove that: |[x,x^2,1+px^3],[y,y^2,1...

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  18. Using properties of determinants, prove that: |[3a,-a+b,-a+c],[-b+a,3b...

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  19. 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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  20. Using properties of determinants, prove that: |[sinalpha,cosalpha,cos(...

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