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Question

If ax4+bx3+cx2+dx+e = ∣ ∣x3+3xx1x+3x+12xx4x3x+43x∣ ∣ then show e=0.

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Solution

Now e is obtained by putting x=0 in L.H.S.

Hence putting x=0 on both sides of the given equation,

We get e= ∣ ∣013104340∣ ∣= 0 being a skew-symmetric determinant of odd order.

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