Question
If A = ∣∣
∣∣563−432−4−73∣∣
∣∣, then cofactors of the elements of 2nd row are
∣∣563−432−4−73∣∣
∣∣, then cofactors of the elements of 2nd row are
Answer: Option C
:
C
C21=(−1)2+1(18+21)=−39C22=(−1)2+2(15+12)=27C23=(−1)2+3(−35+24)=11.
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:
C
C21=(−1)2+1(18+21)=−39C22=(−1)2+2(15+12)=27C23=(−1)2+3(−35+24)=11.
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