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if a, b, c, are all distinct and |{:(a,a...

if a, b, c, are all distinct and `|{:(a,a^3,a^4-1),(b,b^3,b^4-1),(c,c^3,c^4-1):}|=0` , show that abc(ab+bc+ca)=a+b+c.

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The correct Answer is:
or, abc (ab+bc+ca)=(a+b+c)
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