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Given the matrices. A= [[1,2,3],[3,-2,...

Given the matrices.
A= `[[1,2,3],[3,-2,1],[4,2,1]],X=[[x],[y],[z]]` and C=`[[1],[2],[3]]`
write down the linear equations given by AX=C and solve it for x, y, z by matrix method.

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The correct Answer is:
`x=7/20,y=3/40 ,z=1/20`
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ARIHANT PUBLICATION-DETERMINANTS -ODISHA BUREAU.S TEXTBOOK SOLUTIONS (EXERCISE 5(B))
  1. Examining consistency and solvability solve the following equations by...

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  2. Examining consistency and solvability solve the following equations by...

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  3. Given the matrices. A= [[1,2,3],[3,-2,1],[4,2,1]],X=[[x],[y],[z]] an...

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  4. Find x if [(1,1,1),(1,x,-1),(2,1,-1)] is singular

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  5. Answer the following: If every element of a third order matrix is mu...

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  6. What is the value of x if |{:(4,1),(2,1):}|=|(3,2),(1,x)|-|(x,3),(-2...

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  7. Answer the following: What are the values of x and y if [[x,y],[1,...

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  8. Answer the following: What is the value of x if [[x+1,1,1],[1,1,-...

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  9. Answer the following: What is the value of [[o,-h,-g],[h,o,-f],[g,f,...

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  10. Answer the following: What is the value of [[1/a,1,bc],[1/b,1,ca],[1...

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  11. What is the coafactor of 4 in the determinant |{:(1,2,-3),(4,5,0),(2...

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  12. Answer the following: In which inverval does the determinant A =[[1...

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  13. IF x+y+z=pi what is the value of , Delta=|{:(sin(x+y+z),sinB,sinC),(-...

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  14. Evaluate the following determinants |{:(14,3,28),(17,9,34),(25,9,50)...

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  15. Evaluate the following determinants |{:(16,19,13),(15,18,12),(14,17,...

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  16. Evaluate the following determinants: [[224,777,32],[735,888,105],[81...

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  17. Evaluate the following determinants |{:(1,1,1),(2,3,4),(3,4,6):}|

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  18. Evaluate the following determinants |{:(1,2,3),(3,5,7),(8,14,20):}|

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  19. Evaluate the following determinants: [[1^2,2^2,3^2],[2^2,3^2,4^2],[3...

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  20. Evaluate the following determinants: [[1,0,-5863],[-7361,2,7361],[1,...

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