solve a
deteminant
(6 1/5)(7 4)
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Answer:
Step-by-step explanation:
Minor of 6=
∣
∣
∣
∣
∣
∣
1
0
3
4
∣
∣
∣
∣
∣
∣
=1×4−3×0=−4
Cofactor = (−1)
2+1
(4)=−4
Minor of 5=
∣
∣
∣
∣
∣
∣
2
3
3
4
∣
∣
∣
∣
∣
∣
=2×4−3×3=−1
Cofactor = (−1)
2+2
(−1)=−1
minor of 0=
∣
∣
∣
∣
∣
∣
2
6
3
7
∣
∣
∣
∣
∣
∣
=2×7−3×6=−4
Cofactor = (−1)
3+2
(−4)=4.
TRUST ME IT IS CORRECT .
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