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Solve the following equations, using inv...

Solve the following equations, using inverse of a matrix:
`{:(8x+4y+3z=18),(2x+y+z=5),(x+2y+z=5):}`

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MODERN PUBLICATION-DETERMINANTS-EXERCISE
  1. Solve by matrix method 2x+3y+3z=5 x-2y+z=-4 3x-y-2z=3

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  2. Solve the following equations, using inverse of a matrix: {:(3x+4y+7...

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  3. Solve the following equations, using inverse of a matrix: {:(8x+4y+3...

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  4. Solve the following equations, using inverse of a matrix: {:(x+y+z=6...

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  5. If A = {:[(2,-3,5),(3,2,-4),(1,1,-2)], find A^-1. Using A^-1, solve th...

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  6. Find A^-1,A= {:[(1,2,-3),(2,3,2),(3,-3,-4)] Hence, solve the following...

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  7. Given that A = {:[(1,-1,0),(2,3,4),(0,1,2)] and B = [(2,2,-4),(-4,2,-4...

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  8. Given that A = {:[(-4,4,4),(-7,1,3),(5,-3,-1)] and B = [(1,-1,1),(1,-2...

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  9. Use product : {:[(1,-1,2),(0,2,-3),(3,-2,4)][(-2,0,1),(9,2,-3),(6,1,-2...

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  10. Solve the following systems of homogenous equations: {:(2x+3y-z=0),(...

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  11. Solve the following systems of homogenous equations: {:(3x+y-2z=0),(...

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  12. Solve the following systems of homogenous equations: {:(x+2y-2z=0),(...

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  13. Solve the following systems of homogenous equations: {:(x+y-z=0),(3x...

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  14. The sum of three numbers is 6. If we multiply third number by 3 and ad...

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  15. The sum of three numbers-is 6. If we multiply the third number by 2 an...

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  16. The cost of 4 kg onion, 3 kg wheat and 2 kg rice is Rs 60. The cost of...

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  17. Find area of the triangle with vertices at the point given in the fol...

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  18. Show that Delta={:|(x,p,q),(p,x,q),(q,q,x)| = (x-p)(x^2+px-2q^2)

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  19. If Delta= {:|(0,b-a,c-a),(a-b,0,c-b),(a-c,b-c,0)|, then show that Delt...

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  20. If x = -4 is a root of Delta= {:|(x,2,3),(1,x,1),(3,2,x)|=0, then find...

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