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Mathematics 22 Online
OpenStudy (anonymous):

find the value of 5 1 4 2

OpenStudy (firekat97):

are you meant to find the determinant of the matrix 5 1 4 2 ???

OpenStudy (anonymous):

yes

OpenStudy (firekat97):

okay so to find the determinant of a 2 x 2 matrix, you do... |dw:1443686132265:dw| (1) - (2) where (1) is the product of 5 and 2 and (2) is the product of 1 and 4

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