1.

If `A=[{:(" 1",1," 1"),(" 2", 1," -3"),(-1,2," 3"):}]` , then co-factor of `3^(rd)` row areA. `4, -5, 1`B. `-4, 5, -1`C. `-4, 5, 1`D. `4, 5 , -1`

Answer» Correct Answer - B


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