find the value of determinant . |5 3 -7-4| solutions
Answers
Answered by
10
Answer:
(53-74)
5×4,and 7×3
5×4=20,7×3=21
20-21=1
therefore:answer is 1
Answered by
0
Answer:
= (5×-4)-(3×-7)
= 20 - (-21)
= 1
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