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Show that |(b+c,a,a^(2)),(c+a,b,b^(2)),(...

Show that `|(b+c,a,a^(2)),(c+a,b,b^(2)),(a+b,c,c^(2))|=(a+b+c)(a-b)(b-c)(c-a)`

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The correct Answer is:
`:. Delta`=(a-b)(b-c)(c-a)(a+b+c)
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