Surabhi Asked a Question
July 3, 2020 3:43 pmpts 30 pts
1.63. The number of different 10 x 10 symmetric matrices with each clement Deing either 0 or I is 6) 2100 (i) 250 (ii) 25 iv) 1055 |
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  • Arzoo Best Answer
    see the attachment
    • cropped2559292420956010854.jpg
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  • Ujjawal vishal thankyou
    since order is 10×10 there are 10 diagonal elements. rest 90 elements are in two parts ,45 elements above diagonal and 45 below. Since matrix is similar, both 45 elements are same ...
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