Sketch the level curves of the function corresponding to each value of z. f(x, y) = 4x + 6y; z = -2, -1, 0, 1, 2 y 1.0 -3 O -3 -2 -2 -1 05 -0.5 -1.0 -1 y 1.0 0.5 222 051 -1.0 1 1 2 2 3 3 X X .. -3 -3 -2 -2 -1 -1 1.0 ast 05 -1.0 1.0 0.5 y X -0.5 y -1.0 1 1 2 2 3 3 X X

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Q: X

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