If (x)= |x^2+4x-3 2x+4 13 2x^2+5x-9 4x+5 26 8x^2-6x+1 16 x-6 104|=a x^3+b x^2+c x+d ,` then `a=3` b. `b=0` c.`c=0` d. none of these

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CENGAGE-DETERMINANTS-All Questions
  1. If f(x)=|[a,-1, 0],[a x, a,-1],[a x^2,a x, a]|,t h e nf(2x)-f(x) is d...

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  2. If g(x)-(f(x))/((x-a)(x-b)(x-c)),w h e r ef(x) is a polynomial of d...

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  3. If (x)= |x^2+4x-3 2x+4 13 ...

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  4. 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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  5. Let f (n) = |{:(n,,n+1,,n+2),(.^(n)P(n),,.^(n+1)P(n+1),,.^(n+2)P(n+2)...

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  6. If |x^n x^(n+2)x^(2n)1x^a a x^(n+5)x^(a+6)x^(2n+5)|=0,AAx in R ,w h e...

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  7. Let x<1, then value of [[x^2+2, 2x+1 ,1],[ 2x+1,x+2, 1],[ 3, 3 ,1]...

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  8. If f (x) = |(0,x-a,x-b),(x+a,0,x-c),(x+b,x+c,0)|then

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  9. Value of [[x+y, z,z ],[x, y+z, x],[y, y, z+x]], where x ,y ,z are non...

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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. If f(x)=|x a a a x a a a x|=0, then f^(prime)(x)=0a n df^(x)=0 has com...

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  13. Evaluate {:[( cos alpha cos beta , cos alpha sin beta , -sin alpha ),...

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

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  15. Prove that the value of determinants is zero: |a-b b-c c-a x-y y-z ...

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  16. If a ,b ,c are different, then the value of |0x^2-a x^3-b x^2+a0x^2+c ...

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

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  18. If |b+cc+a a+b a+bb+cc+a c+a a+bb+c|=k|a b cc a bb c a| , then value o...

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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+c x+d=0a n d|alpha ...

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