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Evaluate :|{:(a,b,0),(c,0,a),(0,c,b):}| ...

Evaluate :`|{:(a,b,0),(c,0,a),(0,c,b):}|` . Express the square of this determinant as a third order determinant. What is the value of this determinant ?

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The correct Answer is:
`={-c(a^2+b^2)}^2=c^2(a^2+b^2)^2`
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