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If |y z-x^2z x-y^2x y-z^2x z-y^2x y-z^2y...

If `|y z-x^2z x-y^2x y-z^2x z-y^2x y-z^2y z-x^2x y-z^2y z-x^2z x-y^2|=|r^2u^2u^2u^2r^2u^2u^2u^2r^2|` , where `r^2=x^2+y^2+z^2` & `u^2= x y + y z+z x`

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CENGAGE PUBLICATION-DETERMINANTS-All Questions
  1. If f(x)=|[a,-1, 0],[a x, a,-1],[a x^2,a x, a]|,using properties of det...

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  2. If (x)=|[x^2+4x-3 2x+4 13] [2x^2+5x-9 4x+5 26] [ 8x^2-6x+1 16 x-6 10...

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  3. If |y z-x^2z x-y^2x y-z^2x z-y^2x y-z^2y z-x^2x y-z^2y z-x^2z x-y^2|=|...

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  4. Let f(n)=|n n+1 n+2 ^n Pn^(n+1)P(n+1)^n Pn^n Cn^(n+1)C(n+1)^(n+2)C(n+2...

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  5. If |[ x^n ,x^(n+2) ,x^(2n)],[1 ,x^a , a ],[x^(n+5),x^(a+6),x^(2n+5)]...

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  6. Let x<1, then value of |[x^2+2, 2x+1 ,1],[ 2x+1,x+2, 1],[ 3, 3 ,1]| is...

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  7. Find the number of real root of the equation |[0,x-a, x-b],[ x+a,0,x-...

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  8. Value of |[x+y, z,z ],[x, y+z, x],[y, y, z+x]|, where x ,y ,z are nonz...

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  9. If e^(itheta)=costheta+isintheta, find the value of |[1,e^(ipi//3),e...

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  10. Which of the following is not the root of the equation |[x,-6,-1],[ 2,...

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  11. If A,B,C are the angles of a non right angled triangle ABC. Then find ...

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  12. Let f(x)=a(5)x^(5)+a(4)x^(4)+a(3)x^(3)+a(2)x^(2)+a(1)x, "where" a(i),s...

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  13. Evaluate |(cosalphacosbeta,cosalpha sinbeta , - sin alpha),(-sin beta,...

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  14. Roots of the equation |x m n1a x n1a b x1a b c1|)=0 are independent ...

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  15. Prove that the value of each the following determinants is zero: |[a...

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  16. If a ,b ,c are different, then the value of x satisfying |[0,x^2-a, x^...

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  17. Prove that the value of each the following determinants is zero: |...

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  18. If |(b +c,c +a,a +b),(a +b,b +c,c +a),(c +a,a +b,b +c)| = k |(a,b,c),(...

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  19. A triangle has vertices Ai(xi , yi)fori=1,2,3 If the orthocentre of tr...

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  20. If alpha,beta,gamma are the roots of a x^3+b x^2+cx+d=0 and |[alpha,b...

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