1.

If x4+y4+z4=0, then ∣∣∣∣1xyyzzx1xyyzzx1∣∣∣∣= (where x,y,z∈R)

Answer»

If x4+y4+z4=0, then
1xyyzzx1xyyzzx1
=
(where x,y,zR)



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