If (x)=|[x^2+4x-3 2x+4 13] [2x^2+5x-9 4x...

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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