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(i) सिद्ध कीजिए कि आव्यूह A = [{:(1,,-1...

(i) सिद्ध कीजिए कि आव्यूह `A = [{:(1,,-1,,5), (-1,,2,,1), (5,,1,,3):}]` एक सममित आव्यूह है |
(ii) सिद्ध कीजिए कि आव्यूह `A = [{:(0,,1,,- 1), (-1,,0,,1),(1,,-1,,0):}]` एक विषम सममित आव्यूह है |

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