Surabhi Asked a Question
July 6, 2020 8:49 pmpts 30 pts
1.9. Consider the following statements relating to any two matrices A and B: (a) If (A + B) and AB are defined, then AA and B must be square matrices of the same order (b) If AB and BA are both defined, then AB = O implies BA =O (c) (AB)-1 = B-lA-l and (AB = B'A' (d) Rank (AB) S min[Rank A, Rank B]. Of these statements (i) all are correct (ii) a, b, c are correct (ii) b, c, d are correct (iv) a, c, d are correct.
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  • Deepak singh thankyou
    a, c, d are correct see attached
    • cropped6612818009120870086.jpg
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    Deepak singh
    if doubt please ask
  • Arzoo thankyou
    See the attachment
    • cropped8863760580207584181.jpg
    Likes(0) Reply(0)
  • Ruby negi
    option 4 is correct..
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    Ruby negi
  • Chandra dhawan
    dear option 4 is correct for best explanation u see attached file by other peoples. best regards
    Likes(1) Reply(1)
    Chandra dhawan