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Determine the product [(-4, 4, 4),(-7, 1...

Determine the product `[(-4, 4, 4),(-7, 1, 3),( 5,-3,-1)][(1,-1, 1),( 1,-2,-2),( 2, 1, 3)]` and use it to solve the system of equations: `x-y+z=4,\ \ x-2y-2z=9,\ \ 2x+y+3z=1.`

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RD SHARMA ENGLISH-SOLUTION OF SIMULTANEOUS LINEAR EQUATIONS-All Questions
  1. Show that the following system of equation is inconsistent. 2x-y+3z=5,...

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  2. If A=[[1,-1, 1],[ 2, 1,-3],[ 1,1,1]] find A^(-1) and hence solve the s...

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  3. Determine the product [(-4, 4, 4),(-7, 1, 3),( 5,-3,-1)][(1,-1, 1),( 1...

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  4. If A=[(1,2,-3),(2,3,2),(3,-3,-4)] then find A^-1 and hence solve the f...

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  5. The sum of three numbers is 6. If we multiply the third number 2 and ...

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  6. An amount of Rs 5000 is put into three investments at the rate of inte...

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  7. A mixture is to be made of three foods A ,\ B ,\ C . The three foods...

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  8. Solve the following system of equations by matrix method: 5x+7y+2=0...

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  9. Solve the following system of equations by matrix method: 5x+2y=3,\...

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  10. Solve the following system of equations by matrix method: 3x+4y-5=0...

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  11. Solve the following system of equations by matrix method: 3x+y=19 ,...

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  12. Solve the following system of equations by matrix method: 3x+7y=4,\...

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  13. Solve the following system of equations by matrix method: 3x+y=7,\ ...

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  14. Solve the following system of equations by matrix method: x+y-z=3 , 2x...

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  15. Solve the following system of equations by matrix method: x+y+z=3,\...

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  16. Solve the following system of equations by matrix method: 6x-12 y+2...

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  17. Solve the following system of equations by matrix method: 3x+4y+7z=...

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  18. Solve the following system of equations by matrix method : x+y-2z=3...

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  19. Solve the following system of equations by matrix method: 5x+3y+z=1...

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  20. Using matrix method, solve the following system of linear equations. 3...

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