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Find A with: a) Cofactor method b) Elementary method 1x 2y - 42 = 1 2 82 = 0 1x ay 10 2 =

Find A with: a) Cofactor method b) Elementary method 1x 2y - 42 = 1 2 82 = 0 1x ay 10 2 = 5 Find x, y, z

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