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Solve for p1, p2 & p3 in the following using crammer's rule 11p1-p2-p3 = 31, -p1+6p2-2p3 =26,-p1-2p2+7p3=24?

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under matrix in Economics

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  1. D = det(11, -1, -1 ; -1 , 6 , -2 ; -1 , -2 , 7) = 401

    .. . .

    p1 = det(31, -1, -1 ; 26 , 6 , -2 ; 24 , -2 , 7)/D = 4

    p2 = det(11, 31, -1 ; -1 , 26 , -2 ; -1 , 24 , 7)/D = 7

    p3 = det(11, -1, 31 ; -1 , 6 , 26 ; -1 , -2 , 24)/D = 6

    .. . .. .

You're reading: Solve for p1, p2 & p3 in the following using crammer's rule 11p1-p2-p3 = 31, -p1+6p2-2p3 =26,-p1-2p2+7p3=24?

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