The calculator will find the determinant of the square
2x
2 matrix
[4758], with steps shown.
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Cofactor Matrix Calculator
Solution
The determinant of a 2x2 matrix is ∣∣acbd∣∣=ad−bc.
∣∣4758∣∣=(4)⋅(8)−(5)⋅(7)=−3
Answer
∣∣4758∣∣=−3A