1.

If Δ=∣∣∣∣∣1aa2aa21a21a∣∣∣∣∣=−4 then find the value of ∣∣∣∣∣a3−10a−a40a−a4a3−1a−a4a3−10∣∣∣∣∣.

Answer» If Δ=

1aa2aa21a21a

=4
then find the value of

a310aa40aa4a31aa4a310

.


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