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Without actual expansion, prove that the...

Without actual expansion, prove that the following determinants vanish:
`{:|(1,a,a^2-bc),(1,b,b^2-ca),(1,c,c^2-ab)|`

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MODERN PUBLICATION-DETERMINANTS-EXERCISE
  1. Without actual expansion, prove that the following determinants vanish...

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  2. Without actual expansion, prove that the following determinants vanish...

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  3. Without actual expansion, prove that the following determinants vanish...

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  4. Without actual expansion, prove that the following determinants vanish...

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  5. Without expanding, prove that Delta = abs{:(x+y, y + z, z+ x),(z, x ,...

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  6. Without expanding, prove that : |{:(1, bc, a(b+ c) ),(1, ca, b ( c+ a)...

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  7. Without expanding the determinant, show that : (frac{1}{a}+frac{1}{b}+...

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  8. (x+y+z) is fator of : {:|(x-y-z,2x,2x),(2y,y-z-x,2y),(2z,2z,z-x-y)|

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  9. Without expanding the determinant, prove that |[a,a^2,bc],[b,b^2,ca],[...

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  10. Evaluate the following: {:|(b+c,a,a),(b,c+a,b),(c,c,a+b)|

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  11. Evaluate |(x+lamda,x,x),(x,x+lamda,x),(x,x,x+lamda)|

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  12. Evaluate the following: {:|(1,a,b+c),(1,b,c+a),(1,c,a+b)|

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  13. Evaluate |[x,y,x+y],[y,x+y,x],[x+y,x,y]|

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  14. Evaluate |[1,x,y],[1,x+y,y],[1,x,x+y]|

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  15. Using the property of determinants and without expanding , prove that:...

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  16. Using the property of determinants and without expanding , prove that:...

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  17. Without expanding, prove the following |(x+4,x,x),(x,x+4,x),(x,x,x+...

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  18. using properties of determinant, prove that abs{:(y+k , y , y ),(y , y...

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  19. Prove that: {:|(x,y,x+y),(y,x+y,x),(x+y,x,y)| = -2(x^3+y^3)

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  20. By using properties of determinants, show that : |[1,a,a^2],[1,b,b^2]...

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