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Mathematics 17 Online
OpenStudy (anonymous):

find the inverse of a 2by2 matrix i will draw the matrix seperatly.

OpenStudy (anonymous):

OpenStudy (anonymous):

i don't remember the formula, but you could also do it using the identity matrix and row reducing.

OpenStudy (anonymous):

how do you do that im confused

OpenStudy (anonymous):

|dw:1386971603995:dw| reduce that

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