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Show that the equation sin θ = x + 1/x is impossible if x is real.

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Show that the equation sin θ = x + 1/x is impossible if x is real.

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But, -1 ≤ sin θ ≤ 1, so sin θ can not be greater than 1.

Thus, sin θ = x + 1/x is not possible if x is real.

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