Solve the problem.The economy of a small country can be regarded as consisting of three industries, I, II, III, whose input-output matrix isIIIIII  If x, y, and z represent the outputs of industries I, II, and III respectively, write an algebraic expression for the amount of output from industry II that can be exported.

What will be an ideal response?


y - (0.01x + 0.1y + 0.4z)

Mathematics

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A.
B.
C.
D.

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A. Increasing on (-2, ?); decreasing on (-?, -2) B. Increasing on (2, ?); decreasing on (-?, 2) C. Increasing on (-4, ?); decreasing on (-?, -4) D. Increasing on (8, ?); decreasing on (-?, 8)

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