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IF x+y+z=pi what is the value of , Delt...

IF x+y+z=`pi` what is the value of ,
`Delta=|{:(sin(x+y+z),sinB,sinC),(-sinB,0,tanA),(cos(A+B),-tanA,0):}|`
where A,B,C are the angles of the triangle.

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ARIHANT PUBLICATION-DETERMINANTS -ODISHA BUREAU.S TEXTBOOK SOLUTIONS (EXERCISE 5(B))
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  2. Answer the following: In which inverval does the determinant A =[[1...

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

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

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

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

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

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

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  11. Evaluate the following determinants: [[265,240,219],[240,225,198],[2...

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  12. Evaluate the following determinants: [[0,a^2,b],[b^2,0,a^2],[a,b^2,0...

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  13. Evaluate the following determinants: [[a-b,b-c,c-a],[x-y,y-z,z-x],[p...

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  14. Evaluate the following determinants: [[a-b,b-c,c-a],[b-c,c-a,a-b],[c...

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  15. Evaluate the following determinants |{:(-cos^2 theta,sec^2 theta),(c...

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  16. If [[1,1,1],[1,1+x,1],[1,1,1+y]]=0 what are x and y?

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  17. For what value fo x [[2x,0,0],[0,1,2],[-1,2,0]]=[[1,0,0],[2,3,4],[0,...

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  18. Solve [[x+a,0,0],[a,x+b,0],[a,0,x+c]]=0

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  19. Solve [[a+x,a-x,a-x],[a-x,a+x,a-x],[a-x,a-x,a+x]]=0

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  20. Solve [[x+a,b,c],[a,x+b,c],[a,b,x+c]]=0

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