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प्रश्न
Compute the following:
`[(a^2+b^2, b^2+c^2),(a^2+c^2, a^2+b^2)] + [(2ab , 2bc),(-2ac, -2ab)]`
उत्तर
`[(a^2+b^2, b^2+c^2), (a^2+c^2, a^2+b^2)] + [(2ab, 2bc),(-2ac, -2ab)]`
`=[(a^2 +b^2 + 2ab, b^2+c^2+ 2bc), (a^2+c^2-2ac, a^2+b^2-2ab)]`
`=[((a+b)^2, (b+c)^2), ((a-c)^2, (a-b)^2)]`
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