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Evaluate the following determinant: |[...

Evaluate the following determinant: `|[1 ,3, 5], [2 ,6, 10], [31, 11, 38]|`

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RD SHARMA ENGLISH-DETERMINANTS-All Questions
  1. Without expanding,FIND "Delta"=|(((a-x)^2),((a-y)^2),((a-z)^2)),(((b-x...

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  2. Prove that: |(-2a , a+b, a+c),( b+a,-2b, b+c),( c+a , c+b,-2c)|=4(a+b...

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  3. Evaluate the following determinant: |[1 ,3, 5], [2 ,6, 10], [31, 11,...

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  4. Evaluate the following determinant: |[1, 4, 9], [4 ,9 ,16], [9, 16, ...

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  5. Without expanding, show that the value of each of the following dete...

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  6. Without expanding, show that the value of each of the following dete...

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  7. Without expanding, show that the value of the following determinant ...

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  8. Without expanding, show that the value of each of the following det...

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  9. Without expanding, show that the value of the following determinant...

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  10. Without expanding, show that the value of each of the following dete...

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  11. Evaluate the following: |[1,a, b c],[1,b, c a],[1,c, a b]|

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  12. Evaluate the following: |[0,x y^2,x z^2],[x^2y,0,y z^2],[x^2z, z y^2,...

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  13. If "Delta"=|(1,x,x^2),( 1,y, y^2),( 1,z, z^2)| , "Delta"1=|(1, 1, 1),(...

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  14. Prove:\ |(a, b, c),( a-b,b-c,c-a),( b+c,c+a, a+b)|=a^3+b^3+c^3-3a b c

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  15. Prove: |[b+c ,a-b ,a], [c+a, b-c ,b], [a+b, c-a, c]|=3a b c-a^3-b^3-c^...

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  16. Prove: |(a+b,b+c,c+a),( b+c,c+a, a+b),( c+a, a+b,b+c)|=2|(a, b, c),( b...

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  17. Prove: |[a+b+2c, a, b], [c, b+c+2a, b], [c ,a ,c+a+2b]|=2(a+b+c)^3

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  18. Prove: |[a-b-c,2a,2a],[2b,b-c-a,2b],[2c,2c,c-a-b]|=(a+b+c)^3

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  19. Prove: |(1,b+c ,b^2+c^2),( 1,c+a ,c^2+a^2),( 1,a+b ,a^2+b^2)|=(a-b)(b-...

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  20. Prove: |(a, a+b, a+2b),( a+2b, a ,a+b ),(a+b, a+2b, a)|=9(a+b)b^2

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