質問: सिद्ध कीजिए कि `|{:((a-x)^(2),(a-y)^(2),(a-z)^(2)),((b-x)^(2),(b-y)^(2),(b-z)^(2)),((c-x)^(2),(c-y)^(2),(c-z)^(2)):}|=2(a-b)(b-c)(c-a)(x-y)(y-z)(z-x)` सिद्ध कीजिए कि `|{:((a-x)^(2),(a-y)^(2),(a-z)^(2)),((b-x)^(2),(b-y)^(2),(b-z)^(2)),((c-x)^(2),(c-y)^(2),(c-z)^(2)):}|=2(a-b)(b-c)(c-a)(x-y)(y-z)(z-x)`
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