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If A=[{:(,1,0,2),(,0,2,1),(,2,0,3):}] is...

If A=`[{:(,1,0,2),(,0,2,1),(,2,0,3):}]` is a root of polynomial `x^(3)-6x^(2)+7x+k=0` then the value of k is

A

2

B

4

C

`-2`

D

1

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The correct Answer is:
A
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RESONANCE-MATRICES & DETERMINANT-SECTION-D
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  2. Find the total number of possible square matrix. A order 3 with all re...

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  3. If A=[{:(,1,1,2),(,0,2,1),(,1,0,2):}] show that A^(3)=(5A-I)(A-I)

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  4. Apply Cramer's rule to solve the simultaneous equations. (i)x+2y+3z...

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  5. Solve using Cramer's rule:(4)/(x+5)+(3)/(y+7)=-1&(6)/(x+5)-(6)/(y+5)=-...

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  6. Find those values of c for which the equations: 2x+3y=3,(c+ 2)x + (c +...

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  7. Solve the following systems of liner a equations by cramer rule . (i...

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  8. . For what values of lambda and mu the system of equations x+y+z=6, x+...

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  9. Determination the product [{:(,1,-1,1),(,1,-2,-2),(,2,1,3):}] [{:(,-4,...

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  10. Compute A^(-1), if A=[{:(,3,-2,3),(,2,1,-1),(,4,-3,2):}]. Hence solve ...

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  11. Show that following system of linear equations is inconsistent: 4x-...

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  12. If A=[{:(,1,0,2),(,0,2,1),(,2,0,3):}] is a root of polynomial x^(3)-6x...

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  13. If A=[a b c d] (where b c!=0 ) satisfies the equations x^2+k=0,t h e n...

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  14. If the system of equations x + 2y + 3z = 4, x+ py+ 2z = 3, x+ 4y + z =...

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  15. Let lambdaa n dalpha be real. Find the set of all values of lambda for...

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  16. Let [{:(,a,o,b),(,1,e,1),(,c,o,d):}]=[{:(,0),(,0),(,0):}] where a,b,c,...

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  17. if the system of equation ax+y+z=0, x+by=z=0,and x+y+cz=0 (a,b,c!=1) h...

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