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OpenStudy (anonymous):

What do we use cramer's rule FOR exactly? To find the value of x, y, z or for determinants or what? What do we use cramer's rule FOR exactly? To find the value of x, y, z or for determinants or what? @Mathematics

OpenStudy (anonymous):

the determinants are used to solve a system of equations

OpenStudy (anonymous):

ohh. thanks.

OpenStudy (shaik0124):

cra rule is used to find x,y,z

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