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[[b+c,a-b,a],[c+a,b-c,b],[a+b,c-a,c]] = ...

`[[b+c,a-b,a],[c+a,b-c,b],[a+b,c-a,c]] = 3abc - a^3 - b^3 - c^3`

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OSWAAL PUBLICATION-DETERMINANTS-TOPIC -1 DETERMINANTS, MINORS & COFACTORS (LONG ANSWER TYPE QUESTIONS-I)
  1. Prove that : |{:(a,b,c),(a^(2),b^(2),c^(2)),(bc,ca,ab):}|=(a-b)(b-c)(c...

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  2. Find the equation of the line joining A( 1,3) and B (0,0) using det...

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  3. Using properties of determinants, prove the following: |xx+y x+2y\...

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  4. Using properties of determinants, prove the following: |alphabetag...

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  5. 15. Using properties of determinants, prove the following |[a,b,c],[a-...

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  6. [[b+c,a-b,a],[c+a,b-c,b],[a+b,c-a,c]] = 3abc - a^3 - b^3 - c^3

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  7. Prove that |[a^2, a^2-(b-c)^2, bc],[b^2, b^2-(c-a)^2, ca],[c^2, c^2-(...

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  8. Prove that |(a,b-c,c+b),(a+c,b,c-a),(a-b,b+a,c)|=(a+b+c)(a^(2)+b^(2)...

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  9. Using properties of determinants, prove that |b+c q+r y+z c+a r+p ...

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  10. Using the Properties of determinants, prove that following: {:|(-a^2...

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  11. Using the Properties of determinants, prove the following: {:|(1,1...

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  12. If |{:(x,x^2,1+x^3),(y,y^2,1+y^3),(z, z^2,1+z^3):}|=0 and x, y, z are ...

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  13. Using properties of determinants, solve the following for x: |x-2 ...

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  14. Using properties of determinants, solve for x:|a+x a-x a-x a-x a+x a...

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  15. Using Properties of determinants, solve the following for x: {:|(x+a...

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  16. Prove, using properties of determinants: |y+k y y y y+k y y y y+k|=k^...

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  17. Prove |[-bc, b^2+bc, c^2+bc] , [a^2+ac, -ac, c^2+ac] , [a^2+ab, b^2+ab...

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  18. Prove that: |(b+c)^2a^2a^2b^2(c+a)^2b^2c^2c^2(a+b)^2|=2a b c(a+b+c)^2

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  19. |(b+c,c+a,a+b),(c+a,a+b,b+c),(a+b,b+c,c+a)|=2(3abc-a^(3)-b^(3)-c^(3))

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  20. Prove, using Properites of determinants, {:|(a+bx^2,c+dx^2,p+qx^2),(...

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